49393523 has 4 divisors (see below), whose sum is σ = 49409208. Its totient is φ = 49377840.

The previous prime is 49393501. The next prime is 49393529. The reversal of 49393523 is 32539394.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49393523 is a prime.

It is a super-2 number, since 2×49393523² = 4879440228703058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49393529) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298 + ... + 10023.

It is an arithmetic number, because the mean of its divisors is an integer number (12352302).

Almost surely, 2^49393523 is an apocalyptic number.

49393523 is a deficient number, since it is larger than the sum of its proper divisors (15685).

49393523 is a wasteful number, since it uses less digits than its factorization.

49393523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15684.

The product of its digits is 87480, while the sum is 38.

The square root of 49393523 is about 7028.0525752160. The cubic root of 49393523 is about 366.9075663042.

The spelling of 49393523 in words is "forty-nine million, three hundred ninety-three thousand, five hundred twenty-three".