36157988 has 12 divisors (see below), whose sum is σ = 66606960. Its totient is φ = 17127432.

The previous prime is 36157951. The next prime is 36158009. The reversal of 36157988 is 88975163.

It is a happy number.

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, 237806 + ... + 237957.

It is an arithmetic number, because the mean of its divisors is an integer number (5550580).

Almost surely, 2^36157988 is an apocalyptic number.

36157988 is a gapful number since it is divisible by the number (38) formed by its first and last digit.

It is an amenable number.

36157988 is a deficient number, since it is larger than the sum of its proper divisors (30448972).

36157988 is a wasteful number, since it uses less digits than its factorization.

36157988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 475786 (or 475784 counting only the distinct ones).

The product of its digits is 362880, while the sum is 47.

The square root of 36157988 is about 6013.1512537105. The cubic root of 36157988 is about 330.6750430551.

The spelling of 36157988 in words is "thirty-six million, one hundred fifty-seven thousand, nine hundred eighty-eight".