656003734 has 4 divisors (see below), whose sum is σ = 984005604. Its totient is φ = 328001866.

The previous prime is 656003729. The next prime is 656003749. The reversal of 656003734 is 437300656.

656003734 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a self number, because there is not a number n which added to its sum of digits gives 656003734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 164000932 + ... + 164000935.

It is an arithmetic number, because the mean of its divisors is an integer number (246001401).

Almost surely, 2^656003734 is an apocalyptic number.

656003734 is a deficient number, since it is larger than the sum of its proper divisors (328001870).

656003734 is a wasteful number, since it uses less digits than its factorization.

656003734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328001869.

The product of its (nonzero) digits is 45360, while the sum is 34.

The square root of 656003734 is about 25612.5698437310. The cubic root of 656003734 is about 868.8979457577.

The spelling of 656003734 in words is "six hundred fifty-six million, three thousand, seven hundred thirty-four".