89950440 has 32 divisors (see below), whose sum is σ = 269851680. Its totient is φ = 23986752.

The previous prime is 89950403. The next prime is 89950457. The reversal of 89950440 is 4405998.

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, 374674 + ... + 374913.

It is an arithmetic number, because the mean of its divisors is an integer number (8432865).

Almost surely, 2^89950440 is an apocalyptic number.

It is an amenable number.

89950440 is an abundant number, since it is smaller than the sum of its proper divisors (179901240).

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

89950440 is a wasteful number, since it uses less digits than its factorization.

89950440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749601 (or 749597 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 39.

The square root of 89950440 is about 9484.2205794678. The cubic root of 89950440 is about 448.0582008783.

The spelling of 89950440 in words is "eighty-nine million, nine hundred fifty thousand, four hundred forty".