88691948 has 6 divisors (see below), whose sum is σ = 155210916. Its totient is φ = 44345972.

The previous prime is 88691921. The next prime is 88691959. The reversal of 88691948 is 84919688.

It is a self number, because there is not a number n which added to its sum of digits gives 88691948.

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 as a sum of consecutive naturals, namely, 11086490 + ... + 11086497.

It is an arithmetic number, because the mean of its divisors is an integer number (25868486).

Almost surely, 2^88691948 is an apocalyptic number.

It is an amenable number.

88691948 is a deficient number, since it is larger than the sum of its proper divisors (66518968).

88691948 is a wasteful number, since it uses less digits than its factorization.

88691948 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22172991 (or 22172989 counting only the distinct ones).

The product of its digits is 995328, while the sum is 53.

The square root of 88691948 is about 9417.6402564549. The cubic root of 88691948 is about 445.9587928709.

The spelling of 88691948 in words is "eighty-eight million, six hundred ninety-one thousand, nine hundred forty-eight".