7216475 has 36 divisors (see below), whose sum is σ = 10729224. Its totient is φ = 4798080.

The previous prime is 7216471. The next prime is 7216493. The reversal of 7216475 is 5746127.

It is not a de Polignac number, because 7216475 - 2² = 7216471 is a prime.

It is a super-2 number, since 2×7216475² = 104155022851250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7216471) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 52607 + ... + 52743.

It is an arithmetic number, because the mean of its divisors is an integer number (298034).

Almost surely, 2^7216475 is an apocalyptic number.

7216475 is a deficient number, since it is larger than the sum of its proper divisors (3512749).

7216475 is a wasteful number, since it uses less digits than its factorization.

7216475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 204 (or 192 counting only the distinct ones).

The product of its digits is 11760, while the sum is 32.

The square root of 7216475 is about 2686.3497538481. The cubic root of 7216475 is about 193.2450465570.

The spelling of 7216475 in words is "seven million, two hundred sixteen thousand, four hundred seventy-five".