49164615 has 24 divisors (see below), whose sum is σ = 85422480. Its totient is φ = 26158464.

The previous prime is 49164611. The next prime is 49164637. The reversal of 49164615 is 51646194.

49164615 is a `hidden beast` number, since 4 + 9 + 1 + 646 + 1 + 5 = 666.

It is not a de Polignac number, because 49164615 - 2² = 49164611 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 49164615.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49164611) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22491 + ... + 24579.

It is an arithmetic number, because the mean of its divisors is an integer number (3559270).

Almost surely, 2^49164615 is an apocalyptic number.

49164615 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

49164615 is a deficient number, since it is larger than the sum of its proper divisors (36257865).

49164615 is a wasteful number, since it uses less digits than its factorization.

49164615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2623 (or 2620 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 49164615 is about 7011.7483554389. The cubic root of 49164615 is about 366.3398929794.

It can be divided in two parts, 4 and 9164615, that added together give a palindrome (9164619).

The spelling of 49164615 in words is "forty-nine million, one hundred sixty-four thousand, six hundred fifteen".