652906378 has 16 divisors (see below), whose sum is σ = 991180800. Its totient is φ = 322536400.

The previous prime is 652906361. The next prime is 652906393. The reversal of 652906378 is 873609256.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51183 + ... + 62653.

It is an arithmetic number, because the mean of its divisors is an integer number (61948800).

Almost surely, 2^652906378 is an apocalyptic number.

652906378 is a deficient number, since it is larger than the sum of its proper divisors (338274422).

652906378 is a wasteful number, since it uses less digits than its factorization.

652906378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11813.

The product of its (nonzero) digits is 544320, while the sum is 46.

The square root of 652906378 is about 25552.0327567104. The cubic root of 652906378 is about 867.5282721036.

The spelling of 652906378 in words is "six hundred fifty-two million, nine hundred six thousand, three hundred seventy-eight".