45072506 has 8 divisors (see below), whose sum is σ = 67637280. Its totient is φ = 22526748.

The previous prime is 45072499. The next prime is 45072523. The reversal of 45072506 is 60527054.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6545 + ... + 11531.

It is an arithmetic number, because the mean of its divisors is an integer number (8454660).

Almost surely, 2^45072506 is an apocalyptic number.

45072506 is a deficient number, since it is larger than the sum of its proper divisors (22564774).

45072506 is a wasteful number, since it uses less digits than its factorization.

45072506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508.

The product of its (nonzero) digits is 8400, while the sum is 29.

The square root of 45072506 is about 6713.6060355073. The cubic root of 45072506 is about 355.8802620924.

The spelling of 45072506 in words is "forty-five million, seventy-two thousand, five hundred six".