49864365 has 24 divisors (see below), whose sum is σ = 87654528. Its totient is φ = 26218080.

The previous prime is 49864357. The next prime is 49864387. The reversal of 49864365 is 56346894.

It is not a de Polignac number, because 49864365 - 2³ = 49864357 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 49864365.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 4609 + ... + 10998.

It is an arithmetic number, because the mean of its divisors is an integer number (3652272).

Almost surely, 2^49864365 is an apocalyptic number.

49864365 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

49864365 is a deficient number, since it is larger than the sum of its proper divisors (37790163).

49864365 is a wasteful number, since it uses less digits than its factorization.

49864365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15689 (or 15686 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 49864365 is about 7061.4704559320. The cubic root of 49864365 is about 368.0697257807.

The spelling of 49864365 in words is "forty-nine million, eight hundred sixty-four thousand, three hundred sixty-five".