715632 has 40 divisors (see below), whose sum is σ = 1959696. Its totient is φ = 224256.

The previous prime is 715621. The next prime is 715639. The reversal of 715632 is 236517.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (715639) by changing a digit.

715632 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

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 7 ways as a sum of consecutive naturals, for example, 378 + ... + 1254.

2⁷¹⁵⁶³² 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 715632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (979848).

715632 is an abundant number, since it is smaller than the sum of its proper divisors (1244064).

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

715632 is a wasteful number, since it uses less digits than its factorization.

715632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 899 counting only the distinct ones).

The product of its digits is 1260, while the sum is 24.

The square root of 715632 is about 845.9503531532. The cubic root of 715632 is about 89.4464792419.

The spelling of 715632 in words is "seven hundred fifteen thousand, six hundred thirty-two".