88455402 has 88 divisors (see below), whose sum is σ = 229581216. Its totient is φ = 25036776.

The previous prime is 88455379. The next prime is 88455407. The reversal of 88455402 is 20455488.

88455402 = 224² + 225² + ... + 651².

It is not an unprimeable number, because it can be changed into a prime (88455407) by changing a digit.

It is a polite number, since it can be written in 43 ways as a sum of consecutive naturals, for example, 826633 + ... + 826739.

Almost surely, 2^88455402 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 88455402, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (114790608).

88455402 is an abundant number, since it is smaller than the sum of its proper divisors (141125814).

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

88455402 is an equidigital number, since it uses as much as digits as its factorization.

88455402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 146 (or 119 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 36.

The square root of 88455402 is about 9405.0732054567. The cubic root of 88455402 is about 445.5619748492.

The spelling of 88455402 in words is "eighty-eight million, four hundred fifty-five thousand, four hundred two".