97825722 has 16 divisors (see below), whose sum is σ = 195894720. Its totient is φ = 32568032.

The previous prime is 97825711. The next prime is 97825723. The reversal of 97825722 is 22752879.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (97825723) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4683 + ... + 14750.

It is an arithmetic number, because the mean of its divisors is an integer number (12243420).

Almost surely, 2^97825722 is an apocalyptic number.

97825722 is an abundant number, since it is smaller than the sum of its proper divisors (98068998).

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

97825722 is a wasteful number, since it uses less digits than its factorization.

97825722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20277.

The product of its digits is 141120, while the sum is 42.

The square root of 97825722 is about 9890.6886514540. The cubic root of 97825722 is about 460.7701685302.

The spelling of 97825722 in words is "ninety-seven million, eight hundred twenty-five thousand, seven hundred twenty-two".