64912442 has 8 divisors (see below), whose sum is σ = 111278496. Its totient is φ = 27819612.

The previous prime is 64912433. The next prime is 64912451. The reversal of 64912442 is 24421946.

It is an interprime number because it is at equal distance from previous prime (64912433) and next prime (64912451).

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

It is a junction number, because it is equal to n+sod(n) for n = 64912399 and 64912408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2318288 + ... + 2318315.

It is an arithmetic number, because the mean of its divisors is an integer number (13909812).

Almost surely, 2^64912442 is an apocalyptic number.

64912442 is a deficient number, since it is larger than the sum of its proper divisors (46366054).

64912442 is a wasteful number, since it uses less digits than its factorization.

64912442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4636612.

The product of its digits is 13824, while the sum is 32.

The square root of 64912442 is about 8056.8258017659. The cubic root of 64912442 is about 401.8919579621.

The spelling of 64912442 in words is "sixty-four million, nine hundred twelve thousand, four hundred forty-two".