734662656 has 416 divisors, whose sum is σ = 2715480320. Its totient is φ = 191102976.

The previous prime is 734662651. The next prime is 734662657. The reversal of 734662656 is 656266437.

It is a tau number, because it is divible by the number of its divisors (416).

Its product of digits (1088640) is a multiple of the sum of its prime factors (126).

It is not an unprimeable number, because it can be changed into a prime (734662651) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10063836 + ... + 10063908.

Almost surely, 2^734662656 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 734662656, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1357740160).

734662656 is an abundant number, since it is smaller than the sum of its proper divisors (1980817664).

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

734662656 is a wasteful number, since it uses less digits than its factorization.

734662656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 98 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 45.

The square root of 734662656 is about 27104.6611489611. The cubic root of 734662656 is about 902.3243032928.

The spelling of 734662656 in words is "seven hundred thirty-four million, six hundred sixty-two thousand, six hundred fifty-six".