88117772 has 12 divisors (see below), whose sum is σ = 154505736. Its totient is φ = 43973280.

The previous prime is 88117759. The next prime is 88117819. The reversal of 88117772 is 27771188.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19058 + ... + 23225.

It is an arithmetic number, because the mean of its divisors is an integer number (12875478).

Almost surely, 2^88117772 is an apocalyptic number.

It is an amenable number.

88117772 is a deficient number, since it is larger than the sum of its proper divisors (66387964).

88117772 is a wasteful number, since it uses less digits than its factorization.

88117772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42808 (or 42806 counting only the distinct ones).

The product of its digits is 43904, while the sum is 41.

The square root of 88117772 is about 9387.1066894970. The cubic root of 88117772 is about 444.9943558599.

The spelling of 88117772 in words is "eighty-eight million, one hundred seventeen thousand, seven hundred seventy-two".