9772553 has 12 divisors (see below), whose sum is σ = 11374272. Its totient is φ = 8224920.

The previous prime is 9772547. The next prime is 9772573. The reversal of 9772553 is 3552779.

It is not a de Polignac number, because 9772553 - 2⁶ = 9772489 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (9772573) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 31268 + ... + 31578.

It is an arithmetic number, because the mean of its divisors is an integer number (947856).

Almost surely, 2^9772553 is an apocalyptic number.

It is an amenable number.

9772553 is a deficient number, since it is larger than the sum of its proper divisors (1601719).

9772553 is an equidigital number, since it uses as much as digits as its factorization.

9772553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 452 (or 385 counting only the distinct ones).

The product of its digits is 66150, while the sum is 38.

The square root of 9772553 is about 3126.1082834732. The cubic root of 9772553 is about 213.7975273634.

The spelling of 9772553 in words is "nine million, seven hundred seventy-two thousand, five hundred fifty-three".