97722260 has 24 divisors (see below), whose sum is σ = 205406376. Its totient is φ = 39052800.

The previous prime is 97722241. The next prime is 97722271. The reversal of 97722260 is 6222779.

It can be written as a sum of positive squares in 4 ways, for example, as 18369796 + 79352464 = 4286^2 + 8908^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 97722260.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 34664 + ... + 37376.

It is an arithmetic number, because the mean of its divisors is an integer number (8558599).

Almost surely, 2^97722260 is an apocalyptic number.

It is an amenable number.

97722260 is an abundant number, since it is smaller than the sum of its proper divisors (107684116).

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

97722260 is a wasteful number, since it uses less digits than its factorization.

97722260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4523 (or 4521 counting only the distinct ones).

The product of its (nonzero) digits is 21168, while the sum is 35.

The square root of 97722260 is about 9885.4569950003. The cubic root of 97722260 is about 460.6076720062.

The spelling of 97722260 in words is "ninety-seven million, seven hundred twenty-two thousand, two hundred sixty".