88489453 has 6 divisors (see below), whose sum is σ = 95332874. Its totient is φ = 81651264.

The previous prime is 88489447. The next prime is 88489477. The reversal of 88489453 is 35498488.

It can be written as a sum of positive squares in 3 ways, for example, as 2778889 + 85710564 = 1667^2 + 9258^2 .

It is not a de Polignac number, because 88489453 - 2⁵ = 88489421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 88489397 and 88489406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (88489483) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32613 + ... + 35221.

Almost surely, 2^88489453 is an apocalyptic number.

It is an amenable number.

88489453 is a deficient number, since it is larger than the sum of its proper divisors (6843421).

88489453 is an frugal number, since it uses more digits than its factorization.

88489453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5231 (or 2622 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 49.

The square root of 88489453 is about 9406.8832776855. The cubic root of 88489453 is about 445.6191406980.

The spelling of 88489453 in words is "eighty-eight million, four hundred eighty-nine thousand, four hundred fifty-three".