649241304 has 16 divisors (see below), whose sum is σ = 1623103320. Its totient is φ = 216413760.

The previous prime is 649241297. The next prime is 649241311. The reversal of 649241304 is 403142946.

It is an interprime number because it is at equal distance from previous prime (649241297) and next prime (649241311).

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, 13525837 + ... + 13525884.

Almost surely, 2^649241304 is an apocalyptic number.

It is an amenable number.

649241304 is an abundant number, since it is smaller than the sum of its proper divisors (973862016).

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

649241304 is a wasteful number, since it uses less digits than its factorization.

649241304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27051730 (or 27051726 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 33.

The square root of 649241304 is about 25480.2139708441. The cubic root of 649241304 is about 865.9019422563.

The spelling of 649241304 in words is "six hundred forty-nine million, two hundred forty-one thousand, three hundred four".