1064749874 has 4 divisors (see below), whose sum is σ = 1597124814. Its totient is φ = 532374936.

The previous prime is 1064749871. The next prime is 1064749909. The reversal of 1064749874 is 4789474601.

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

It can be written as a sum of positive squares in only one way, i.e., 872788849 + 191961025 = 29543^2 + 13855^2 .

It is a super-2 number, since 2×1064749874² = 2267384588366031752, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1064749871) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 266187467 + ... + 266187470.

Almost surely, 2^1064749874 is an apocalyptic number.

1064749874 is a deficient number, since it is larger than the sum of its proper divisors (532374940).

1064749874 is an equidigital number, since it uses as much as digits as its factorization.

1064749874 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 532374939.

The product of its (nonzero) digits is 1354752, while the sum is 50.

The square root of 1064749874 is about 32630.5052673108. The cubic root of 1064749874 is about 1021.1335194325.

The spelling of 1064749874 in words is "one billion, sixty-four million, seven hundred forty-nine thousand, eight hundred seventy-four".