89242040 has 16 divisors (see below), whose sum is σ = 200794680. Its totient is φ = 35696800.

The previous prime is 89242033. The next prime is 89242051. The reversal of 89242040 is 4024298.

It is a junction number, because it is equal to n+sod(n) for n = 89241994 and 89242012.

It is a congruent 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, 1115486 + ... + 1115565.

Almost surely, 2^89242040 is an apocalyptic number.

It is an amenable number.

89242040 is an abundant number, since it is smaller than the sum of its proper divisors (111552640).

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

89242040 is a wasteful number, since it uses less digits than its factorization.

89242040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2231062 (or 2231058 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 89242040 is about 9446.8005165770. The cubic root of 89242040 is about 446.8788798789.

The spelling of 89242040 in words is "eighty-nine million, two hundred forty-two thousand, forty".