49272157 has 4 divisors (see below), whose sum is σ = 53751456. Its totient is φ = 44792860.

The previous prime is 49272151. The next prime is 49272163. The reversal of 49272157 is 75127294.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (49272151) and next prime (49272163).

It is a cyclic number.

It is not a de Polignac number, because 49272157 - 2⁷ = 49272029 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49272151) 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, 2239633 + ... + 2239654.

It is an arithmetic number, because the mean of its divisors is an integer number (13437864).

Almost surely, 2^49272157 is an apocalyptic number.

It is an amenable number.

49272157 is a deficient number, since it is larger than the sum of its proper divisors (4479299).

49272157 is a wasteful number, since it uses less digits than its factorization.

49272157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4479298.

The product of its digits is 35280, while the sum is 37.

The square root of 49272157 is about 7019.4128671848. The cubic root of 49272157 is about 366.6068074001.

The spelling of 49272157 in words is "forty-nine million, two hundred seventy-two thousand, one hundred fifty-seven".