652894074 has 64 divisors (see below), whose sum is σ = 1745433600. Its totient is φ = 176721264.

The previous prime is 652894057. The next prime is 652894079. The reversal of 652894074 is 470498256.

It is a happy number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (652894079) 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 in 31 ways as a sum of consecutive naturals, for example, 38272 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (27272400).

Almost surely, 2^652894074 is an apocalyptic number.

652894074 is an abundant number, since it is smaller than the sum of its proper divisors (1092539526).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

652894074 is a wasteful number, since it uses less digits than its factorization.

652894074 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90944 (or 90938 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 652894074 is about 25551.7919919523. The cubic root of 652894074 is about 867.5228225551.

The spelling of 652894074 in words is "six hundred fifty-two million, eight hundred ninety-four thousand, seventy-four".