7297545972 has 24 divisors (see below), whose sum is σ = 17029627776. Its totient is φ = 2432226688.

The previous prime is 7297545971. The next prime is 7297546019. The reversal of 7297545972 is 2795457927.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7297545971) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 85708 + ... + 148124.

It is an arithmetic number, because the mean of its divisors is an integer number (709567824).

Almost surely, 2^7297545972 is an apocalyptic number.

It is an amenable number.

7297545972 is an abundant number, since it is smaller than the sum of its proper divisors (9732081804).

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

7297545972 is a wasteful number, since it uses less digits than its factorization.

7297545972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72167 (or 72165 counting only the distinct ones).

The product of its digits is 11113200, while the sum is 57.

The square root of 7297545972 is about 85425.6751334164. The cubic root of 7297545972 is about 1939.6600151723.

The spelling of 7297545972 in words is "seven billion, two hundred ninety-seven million, five hundred forty-five thousand, nine hundred seventy-two".