649070703 has 12 divisors (see below), whose sum is σ = 941472480. Its totient is φ = 430901856.

The previous prime is 649070699. The next prime is 649070729. The reversal of 649070703 is 307070946.

649070703 is a `hidden beast` number, since 649 + 0 + 7 + 0 + 7 + 0 + 3 = 666.

It is not a de Polignac number, because 649070703 - 2² = 649070699 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (649070803) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 148726 + ... + 153027.

It is an arithmetic number, because the mean of its divisors is an integer number (78456040).

Almost surely, 2^649070703 is an apocalyptic number.

649070703 is a deficient number, since it is larger than the sum of its proper divisors (292401777).

649070703 is a wasteful number, since it uses less digits than its factorization.

649070703 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301998 (or 301995 counting only the distinct ones).

The product of its (nonzero) digits is 31752, while the sum is 36.

The square root of 649070703 is about 25476.8660356803. The cubic root of 649070703 is about 865.8260913221.

The spelling of 649070703 in words is "six hundred forty-nine million, seventy thousand, seven hundred three".