97551288 has 48 divisors (see below), whose sum is σ = 264864600. Its totient is φ = 32435520.

The previous prime is 97551283. The next prime is 97551299. The reversal of 97551288 is 88215579.

It is a happy number.

97551288 is a `hidden beast` number, since 97 + 551 + 2 + 8 + 8 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97551283) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31723 + ... + 34661.

Almost surely, 2^97551288 is an apocalyptic number.

It is an amenable number.

97551288 is an abundant number, since it is smaller than the sum of its proper divisors (167313312).

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

97551288 is a wasteful number, since it uses less digits than its factorization.

With its successor (97551289) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (3405).

97551288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3412 (or 3405 counting only the distinct ones).

The product of its digits is 201600, while the sum is 45.

The square root of 97551288 is about 9876.8055564540. The cubic root of 97551288 is about 460.3388933048.

The spelling of 97551288 in words is "ninety-seven million, five hundred fifty-one thousand, two hundred eighty-eight".