89457212 has 24 divisors (see below), whose sum is σ = 175924896. Its totient is φ = 39492288.

The previous prime is 89457211. The next prime is 89457217. The reversal of 89457212 is 21275498.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (89457211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36203 + ... + 38594.

It is an arithmetic number, because the mean of its divisors is an integer number (7330204).

Almost surely, 2^89457212 is an apocalyptic number.

It is an amenable number.

89457212 is a deficient number, since it is larger than the sum of its proper divisors (86467684).

89457212 is a wasteful number, since it uses less digits than its factorization.

89457212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74837 (or 74835 counting only the distinct ones).

The product of its digits is 40320, while the sum is 38.

The square root of 89457212 is about 9458.1822777952. The cubic root of 89457212 is about 447.2377490288.

The spelling of 89457212 in words is "eighty-nine million, four hundred fifty-seven thousand, two hundred twelve".