97564626 has 48 divisors (see below), whose sum is σ = 222393600. Its totient is φ = 30869280.

The previous prime is 97564619. The next prime is 97564627. The reversal of 97564626 is 62646579.

It is not an unprimeable number, because it can be changed into a prime (97564627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 27925 + ... + 31223.

It is an arithmetic number, because the mean of its divisors is an integer number (4633200).

Almost surely, 2^97564626 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97564626, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (111196800).

97564626 is an abundant number, since it is smaller than the sum of its proper divisors (124828974).

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

97564626 is a wasteful number, since it uses less digits than its factorization.

97564626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3391 (or 3388 counting only the distinct ones).

The product of its digits is 544320, while the sum is 45.

The square root of 97564626 is about 9877.4807516897. The cubic root of 97564626 is about 460.3598727659.

The spelling of 97564626 in words is "ninety-seven million, five hundred sixty-four thousand, six hundred twenty-six".