89923722 has 96 divisors (see below), whose sum is σ = 221616000. Its totient is φ = 24216192.

The previous prime is 89923711. The next prime is 89923723. The reversal of 89923722 is 22732998.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is not an unprimeable number, because it can be changed into a prime (89923723) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 451779 + ... + 451977.

It is an arithmetic number, because the mean of its divisors is an integer number (2308500).

Almost surely, 2^89923722 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 89923722, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (110808000).

89923722 is an abundant number, since it is smaller than the sum of its proper divisors (131692278).

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

89923722 is a wasteful number, since it uses less digits than its factorization.

89923722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300 (or 293 counting only the distinct ones).

The product of its digits is 108864, while the sum is 42.

The square root of 89923722 is about 9482.8119247405. The cubic root of 89923722 is about 448.0138342082.

The spelling of 89923722 in words is "eighty-nine million, nine hundred twenty-three thousand, seven hundred twenty-two".