7272536 has 16 divisors (see below), whose sum is σ = 13676040. Its totient is φ = 3625600.

The previous prime is 7272527. The next prime is 7272557. The reversal of 7272536 is 6352727.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2075 + ... + 4341.

Almost surely, 2^7272536 is an apocalyptic number.

It is an amenable number.

7272536 is a deficient number, since it is larger than the sum of its proper divisors (6403504).

7272536 is a wasteful number, since it uses less digits than its factorization.

7272536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2674 (or 2670 counting only the distinct ones).

The product of its digits is 17640, while the sum is 32.

The square root of 7272536 is about 2696.7639867070. The cubic root of 7272536 is about 193.7441627100.

The spelling of 7272536 in words is "seven million, two hundred seventy-two thousand, five hundred thirty-six".