1064950438 has 4 divisors (see below), whose sum is σ = 1597425660. Its totient is φ = 532475218.

The previous prime is 1064950423. The next prime is 1064950451. The reversal of 1064950438 is 8340594601.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1064950438² = 2268238870792783688, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 1064950438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266237608 + ... + 266237611.

It is an arithmetic number, because the mean of its divisors is an integer number (399356415).

Almost surely, 2^1064950438 is an apocalyptic number.

1064950438 is a deficient number, since it is larger than the sum of its proper divisors (532475222).

1064950438 is an equidigital number, since it uses as much as digits as its factorization.

1064950438 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 532475221.

The product of its (nonzero) digits is 103680, while the sum is 40.

The square root of 1064950438 is about 32633.5783817834. The cubic root of 1064950438 is about 1021.1976314429.

The spelling of 1064950438 in words is "one billion, sixty-four million, nine hundred fifty thousand, four hundred thirty-eight".