89120450 has 24 divisors (see below), whose sum is σ = 174490320. Its totient is φ = 33771600.

The previous prime is 89120387. The next prime is 89120459. The reversal of 89120450 is 5402198.

It is not an unprimeable number, because it can be changed into a prime (89120459) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 45956 + ... + 47855.

It is an arithmetic number, because the mean of its divisors is an integer number (7270430).

Almost surely, 2^89120450 is an apocalyptic number.

89120450 is a deficient number, since it is larger than the sum of its proper divisors (85369870).

89120450 is a wasteful number, since it uses less digits than its factorization.

89120450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 93842 (or 93837 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 89120450 is about 9440.3628108246. The cubic root of 89120450 is about 446.6758339496.

The spelling of 89120450 in words is "eighty-nine million, one hundred twenty thousand, four hundred fifty".