649604410 has 128 divisors (see below), whose sum is σ = 1540353024. Its totient is φ = 191600640.

The previous prime is 649604401. The next prime is 649604413. The reversal of 649604410 is 14406946.

649604410 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (649604413) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 857752 + ... + 858508.

It is an arithmetic number, because the mean of its divisors is an integer number (12034008).

Almost surely, 2^649604410 is an apocalyptic number.

649604410 is an abundant number, since it is smaller than the sum of its proper divisors (890748614).

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

649604410 is a wasteful number, since it uses less digits than its factorization.

649604410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 848.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 649604410 is about 25487.3382290109. The cubic root of 649604410 is about 866.0633386390.

The spelling of 649604410 in words is "six hundred forty-nine million, six hundred four thousand, four hundred ten".