64965074 has 8 divisors (see below), whose sum is σ = 99824508. Its totient is φ = 31690240.

The previous prime is 64965073. The next prime is 64965079. The reversal of 64965074 is 47056946.

It can be written as a sum of positive squares in 2 ways, for example, as 64722025 + 243049 = 8045^2 + 493^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (41).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (64965073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 396047 + ... + 396210.

Almost surely, 2^64965074 is an apocalyptic number.

64965074 is a deficient number, since it is larger than the sum of its proper divisors (34859434).

64965074 is a wasteful number, since it uses less digits than its factorization.

64965074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 792300.

The product of its (nonzero) digits is 181440, while the sum is 41.

The square root of 64965074 is about 8060.0914386873. The cubic root of 64965074 is about 402.0005486655. Note that the first 3 decimals are identical.

The spelling of 64965074 in words is "sixty-four million, nine hundred sixty-five thousand, seventy-four".