64121038 has 8 divisors (see below), whose sum is σ = 96455088. Its totient is φ = 31969344.

The previous prime is 64121027. The next prime is 64121053. The reversal of 64121038 is 83012146.

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

It is a super-2 number, since 2×64121038² = 8223015028394888, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44706 + ... + 46117.

It is an arithmetic number, because the mean of its divisors is an integer number (12056886).

Almost surely, 2^64121038 is an apocalyptic number.

64121038 is a deficient number, since it is larger than the sum of its proper divisors (32334050).

64121038 is a wasteful number, since it uses less digits than its factorization.

64121038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91178.

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 64121038 is about 8007.5613016698. The cubic root of 64121038 is about 400.2520037020.

The spelling of 64121038 in words is "sixty-four million, one hundred twenty-one thousand, thirty-eight".