72953746 has 16 divisors (see below), whose sum is σ = 114571584. Its totient is φ = 34773904.

The previous prime is 72953731. The next prime is 72953761. The reversal of 72953746 is 64735927.

It is an interprime number because it is at equal distance from previous prime (72953731) and next prime (72953761).

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 7 ways as a sum of consecutive naturals, for example, 12081 + ... + 17083.

It is an arithmetic number, because the mean of its divisors is an integer number (7160724).

Almost surely, 2^72953746 is an apocalyptic number.

72953746 is a deficient number, since it is larger than the sum of its proper divisors (41617838).

72953746 is a wasteful number, since it uses less digits than its factorization.

72953746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5345.

The product of its digits is 317520, while the sum is 43.

The square root of 72953746 is about 8541.2965058005. The cubic root of 72953746 is about 417.8456310546.

The spelling of 72953746 in words is "seventy-two million, nine hundred fifty-three thousand, seven hundred forty-six".