610923640 has 16 divisors (see below), whose sum is σ = 1374578280. Its totient is φ = 244369440.

The previous prime is 610923637. The next prime is 610923653. The reversal of 610923640 is 46329016.

610923640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 7636506 + ... + 7636585.

Almost surely, 2^610923640 is an apocalyptic number.

It is an amenable number.

610923640 is an abundant number, since it is smaller than the sum of its proper divisors (763654640).

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

610923640 is a wasteful number, since it uses less digits than its factorization.

610923640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15273102 (or 15273098 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 610923640 is about 24716.8695428851. The cubic root of 610923640 is about 848.5204433980.

The spelling of 610923640 in words is "six hundred ten million, nine hundred twenty-three thousand, six hundred forty".