89742036 has 24 divisors (see below), whose sum is σ = 209563200. Its totient is φ = 29890432.

The previous prime is 89742017. The next prime is 89742043. The reversal of 89742036 is 63024798.

It is a junction number, because it is equal to n+sod(n) for n = 89741985 and 89742003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20140 + ... + 24188.

It is an arithmetic number, because the mean of its divisors is an integer number (8731800).

Almost surely, 2^89742036 is an apocalyptic number.

It is an amenable number.

89742036 is an abundant number, since it is smaller than the sum of its proper divisors (119821164).

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

89742036 is a wasteful number, since it uses less digits than its factorization.

89742036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5903 (or 5901 counting only the distinct ones).

The product of its (nonzero) digits is 72576, while the sum is 39.

The square root of 89742036 is about 9473.2273275796. The cubic root of 89742036 is about 447.7119015581.

The spelling of 89742036 in words is "eighty-nine million, seven hundred forty-two thousand, thirty-six".