49572399 has 4 divisors (see below), whose sum is σ = 66096536. Its totient is φ = 33048264.

The previous prime is 49572389. The next prime is 49572401. The reversal of 49572399 is 99327594.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 49572399 - 2²¹ = 47475247 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49572359) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8262064 + ... + 8262069.

It is an arithmetic number, because the mean of its divisors is an integer number (16524134).

Almost surely, 2^49572399 is an apocalyptic number.

49572399 is a deficient number, since it is larger than the sum of its proper divisors (16524137).

49572399 is a wasteful number, since it uses less digits than its factorization.

49572399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16524136.

The product of its digits is 612360, while the sum is 48.

The square root of 49572399 is about 7040.7669326573. The cubic root of 49572399 is about 367.3499447548.

The spelling of 49572399 in words is "forty-nine million, five hundred seventy-two thousand, three hundred ninety-nine".