649152300 has 54 divisors (see below), whose sum is σ = 1879491684. Its totient is φ = 172989600.

The previous prime is 649152263. The next prime is 649152319. The reversal of 649152300 is 3251946.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 440565 + ... + 442035.

Almost surely, 2^649152300 is an apocalyptic number.

649152300 is a gapful number since it is divisible by the number (60) formed by its first and last digit.

It is an amenable number.

649152300 is an abundant number, since it is smaller than the sum of its proper divisors (1230339384).

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

649152300 is a wasteful number, since it uses less digits than its factorization.

649152300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2959 (or 1481 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 649152300 is about 25478.4673793382. The cubic root of 649152300 is about 865.8623718336.

The spelling of 649152300 in words is "six hundred forty-nine million, one hundred fifty-two thousand, three hundred".