97786272 has 48 divisors (see below), whose sum is σ = 261545760. Its totient is φ = 31978752.

The previous prime is 97786259. The next prime is 97786277. The reversal of 97786272 is 27268779.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (97786277) 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 in 7 ways as a sum of consecutive naturals, for example, 4522 + ... + 14697.

It is an arithmetic number, because the mean of its divisors is an integer number (5448870).

Almost surely, 2^97786272 is an apocalyptic number.

It is an amenable number.

97786272 is an abundant number, since it is smaller than the sum of its proper divisors (163759488).

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

97786272 is a wasteful number, since it uses less digits than its factorization.

97786272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19285 (or 19277 counting only the distinct ones).

The product of its digits is 592704, while the sum is 48.

The square root of 97786272 is about 9888.6941503922. The cubic root of 97786272 is about 460.7082222214.

The spelling of 97786272 in words is "ninety-seven million, seven hundred eighty-six thousand, two hundred seventy-two".