49351873 has 4 divisors (see below), whose sum is σ = 51949360. Its totient is φ = 46754388.

The previous prime is 49351847. The next prime is 49351877. The reversal of 49351873 is 37815394.

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 a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-49351873 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49351877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298715 + ... + 1298752.

It is an arithmetic number, because the mean of its divisors is an integer number (12987340).

Almost surely, 2^49351873 is an apocalyptic number.

It is an amenable number.

49351873 is a deficient number, since it is larger than the sum of its proper divisors (2597487).

49351873 is a wasteful number, since it uses less digits than its factorization.

49351873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2597486.

The product of its digits is 90720, while the sum is 40.

The square root of 49351873 is about 7025.0888250612. The cubic root of 49351873 is about 366.8044083965.

The spelling of 49351873 in words is "forty-nine million, three hundred fifty-one thousand, eight hundred seventy-three".