534548649 has 4 divisors (see below), whose sum is σ = 712731536. Its totient is φ = 356365764.

The previous prime is 534548633. The next prime is 534548653. The reversal of 534548649 is 946845435.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 534548649 - 2⁴ = 534548633 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 534548598 and 534548607.

It is not an unprimeable number, because it can be changed into a prime (534548659) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89091439 + ... + 89091444.

It is an arithmetic number, because the mean of its divisors is an integer number (178182884).

Almost surely, 2^534548649 is an apocalyptic number.

It is an amenable number.

534548649 is a deficient number, since it is larger than the sum of its proper divisors (178182887).

534548649 is a wasteful number, since it uses less digits than its factorization.

534548649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178182886.

The product of its digits is 2073600, while the sum is 48.

The square root of 534548649 is about 23120.3081510606. The cubic root of 534548649 is about 811.5757817320.

The spelling of 534548649 in words is "five hundred thirty-four million, five hundred forty-eight thousand, six hundred forty-nine".