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9406489 = 30672
BaseRepresentation
bin100011111000…
…100000011001
3122200220021111
4203320200121
54402001424
6533340321
7142645111
oct43704031
918626244
109406489
115345264
1231976a1
131c44691
14136c041
15c5c194
hex8f8819

9406489 has 3 divisors (see below), whose sum is σ = 9409557. Its totient is φ = 9403422.

The previous prime is 9406483. The next prime is 9406511. The reversal of 9406489 is 9846049.

The square root of 9406489 is 3067.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 9846049 = 29633323.

It is not a de Polignac number, because 9406489 - 223 = 1017881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9406483) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 1534 + ... + 4600.

It is an arithmetic number, because the mean of its divisors is an integer number (3136519).

Almost surely, 29406489 is an apocalyptic number.

9406489 is the 3067-th square number.

9406489 is the 1534-th centered octagonal number.

It is an amenable number.

9406489 is a deficient number, since it is larger than the sum of its proper divisors (3068).

9406489 is an frugal number, since it uses more digits than its factorization.

9406489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6134 (or 3067 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 40.

The cubic root of 9406489 is about 211.0939811791.

The spelling of 9406489 in words is "nine million, four hundred six thousand, four hundred eighty-nine".

Divisors: 1 3067 9406489