49657485 has 16 divisors (see below), whose sum is σ = 79643520. Its totient is φ = 26420160.

The previous prime is 49657481. The next prime is 49657499. The reversal of 49657485 is 58475694.

It is not a de Polignac number, because 49657485 - 2² = 49657481 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49657481) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2815 + ... + 10355.

It is an arithmetic number, because the mean of its divisors is an integer number (4977720).

Almost surely, 2^49657485 is an apocalyptic number.

It is an amenable number.

49657485 is a deficient number, since it is larger than the sum of its proper divisors (29986035).

49657485 is a wasteful number, since it uses less digits than its factorization.

49657485 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7988.

The product of its digits is 1209600, while the sum is 48.

The square root of 49657485 is about 7046.8067236160. The cubic root of 49657485 is about 367.5599976087.

The spelling of 49657485 in words is "forty-nine million, six hundred fifty-seven thousand, four hundred eighty-five".