88724532 has 48 divisors (see below), whose sum is σ = 227711232. Its totient is φ = 26716800.

The previous prime is 88724527. The next prime is 88724563. The reversal of 88724532 is 23542788.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1282 + ... + 13382.

It is an arithmetic number, because the mean of its divisors is an integer number (4743984).

Almost surely, 2^88724532 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 88724532, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (113855616).

88724532 is an abundant number, since it is smaller than the sum of its proper divisors (138986700).

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

88724532 is a wasteful number, since it uses less digits than its factorization.

88724532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12168 (or 12166 counting only the distinct ones).

The product of its digits is 107520, while the sum is 39.

The square root of 88724532 is about 9419.3700426302. The cubic root of 88724532 is about 446.0133988883.

The spelling of 88724532 in words is "eighty-eight million, seven hundred twenty-four thousand, five hundred thirty-two".