49958973 has 6 divisors (see below), whose sum is σ = 72162974. Its totient is φ = 33305976.

The previous prime is 49958947. The next prime is 49958981. The reversal of 49958973 is 37985994.

49958973 is a `hidden beast` number, since 499 + 5 + 89 + 73 = 666.

It can be written as a sum of positive squares in only one way, i.e., 30272004 + 19686969 = 5502^2 + 4437^2 .

It is not a de Polignac number, because 49958973 - 2¹³ = 49950781 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 (49958933) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2775490 + ... + 2775507.

Almost surely, 2^49958973 is an apocalyptic number.

It is an amenable number.

49958973 is a deficient number, since it is larger than the sum of its proper divisors (22204001).

49958973 is a wasteful number, since it uses less digits than its factorization.

49958973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5551003 (or 5551000 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 49958973 is about 7068.1661695237. The cubic root of 49958973 is about 368.3023591179.

The spelling of 49958973 in words is "forty-nine million, nine hundred fifty-eight thousand, nine hundred seventy-three".