732656 has 20 divisors (see below), whose sum is σ = 1469400. Its totient is φ = 353472.

The previous prime is 732653. The next prime is 732673. The reversal of 732656 is 656237.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a pancake number, because a pancake can be divided into 732656 parts by 1210 straight cuts.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (732653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 326 + ... + 1253.

It is an arithmetic number, because the mean of its divisors is an integer number (73470).

2⁷³²⁶⁵⁶ is an apocalyptic number.

It is an amenable number.

732656 is an abundant number, since it is smaller than the sum of its proper divisors (736744).

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

732656 is a wasteful number, since it uses less digits than its factorization.

732656 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1616 (or 1610 counting only the distinct ones).

The product of its digits is 7560, while the sum is 29.

The square root of 732656 is about 855.9532697525. The cubic root of 732656 is about 90.1502018621.

The spelling of 732656 in words is "seven hundred thirty-two thousand, six hundred fifty-six".