50972403 has 4 divisors (see below), whose sum is σ = 67963208. Its totient is φ = 33981600.

The previous prime is 50972399. The next prime is 50972407. The reversal of 50972403 is 30427905.

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

It is an interprime number because it is at equal distance from previous prime (50972399) and next prime (50972407).

It is not a de Polignac number, because 50972403 - 2² = 50972399 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (50972407) 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, 8495398 + ... + 8495403.

It is an arithmetic number, because the mean of its divisors is an integer number (16990802).

Almost surely, 2^50972403 is an apocalyptic number.

50972403 is a deficient number, since it is larger than the sum of its proper divisors (16990805).

50972403 is a wasteful number, since it uses less digits than its factorization.

50972403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16990804.

The product of its (nonzero) digits is 7560, while the sum is 30.

The square root of 50972403 is about 7139.4959906145. The cubic root of 50972403 is about 370.7760749649.

The spelling of 50972403 in words is "fifty million, nine hundred seventy-two thousand, four hundred three".