88243764 has 48 divisors (see below), whose sum is σ = 236544000. Its totient is φ = 25081056.

The previous prime is 88243751. The next prime is 88243789. The reversal of 88243764 is 46734288.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 14077 + ... + 19355.

It is an arithmetic number, because the mean of its divisors is an integer number (4928000).

Almost surely, 2^88243764 is an apocalyptic number.

88243764 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88243764, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (118272000).

88243764 is an abundant number, since it is smaller than the sum of its proper divisors (148300236).

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

88243764 is a wasteful number, since it uses less digits than its factorization.

88243764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5492 (or 5490 counting only the distinct ones).

The product of its digits is 258048, while the sum is 42.

The square root of 88243764 is about 9393.8151993745. The cubic root of 88243764 is about 445.2063412049.

The spelling of 88243764 in words is "eighty-eight million, two hundred forty-three thousand, seven hundred sixty-four".