649954202 has 16 divisors (see below), whose sum is σ = 999231552. Its totient is φ = 316901760.

The previous prime is 649954163. The next prime is 649954229. The reversal of 649954202 is 202459946.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 649954202.

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, 49802 + ... + 61482.

It is an arithmetic number, because the mean of its divisors is an integer number (62451972).

Almost surely, 2^649954202 is an apocalyptic number.

649954202 is a deficient number, since it is larger than the sum of its proper divisors (349277350).

649954202 is a wasteful number, since it uses less digits than its factorization.

649954202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12373.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 649954202 is about 25494.1993794667. The cubic root of 649954202 is about 866.2187602382.

The spelling of 649954202 in words is "six hundred forty-nine million, nine hundred fifty-four thousand, two hundred two".