97722502 has 4 divisors (see below), whose sum is σ = 146583756. Its totient is φ = 48861250.

The previous prime is 97722481. The next prime is 97722503. The reversal of 97722502 is 20522779.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97722503) 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 as a sum of consecutive naturals, namely, 24430624 + ... + 24430627.

It is an arithmetic number, because the mean of its divisors is an integer number (36645939).

Almost surely, 2^97722502 is an apocalyptic number.

97722502 is a deficient number, since it is larger than the sum of its proper divisors (48861254).

97722502 is a wasteful number, since it uses less digits than its factorization.

97722502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48861253.

The product of its (nonzero) digits is 17640, while the sum is 34.

The square root of 97722502 is about 9885.4692351957. The cubic root of 97722502 is about 460.6080522231.

The spelling of 97722502 in words is "ninety-seven million, seven hundred twenty-two thousand, five hundred two".