9975270 has 16 divisors (see below), whose sum is σ = 23940720. Its totient is φ = 2660064.

The previous prime is 9975263. The next prime is 9975281. The reversal of 9975270 is 725799.

9975270 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 166225 + ... + 166284.

It is an arithmetic number, because the mean of its divisors is an integer number (1496295).

Almost surely, 2^9975270 is an apocalyptic number.

9975270 is an abundant number, since it is smaller than the sum of its proper divisors (13965450).

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

9975270 is a wasteful number, since it uses less digits than its factorization.

9975270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 332519.

The product of its (nonzero) digits is 39690, while the sum is 39.

The square root of 9975270 is about 3158.3650833936. The cubic root of 9975270 is about 215.2657251695.

It can be divided in two parts, 99 and 75270, that multiplied together give a triangular number (7451730 = T₃₈₆₀).

The spelling of 9975270 in words is "nine million, nine hundred seventy-five thousand, two hundred seventy".