10640074 has 8 divisors (see below), whose sum is σ = 16349508. Its totient is φ = 5190240.

The previous prime is 10640051. The next prime is 10640087. The reversal of 10640074 is 47004601.

It can be written as a sum of positive squares in 2 ways, for example, as 7800849 + 2839225 = 2793^2 + 1685^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×10640074² = 226422349450952, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 64797 + ... + 64960.

Almost surely, 2^10640074 is an apocalyptic number.

10640074 is a deficient number, since it is larger than the sum of its proper divisors (5709434).

10640074 is a wasteful number, since it uses less digits than its factorization.

10640074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129800.

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 10640074 is about 3261.9126291181. The cubic root of 10640074 is about 219.9453996734.

Adding to 10640074 its reverse (47004601), we get a palindrome (57644675).

The spelling of 10640074 in words is "ten million, six hundred forty thousand, seventy-four".