49366986 has 32 divisors (see below), whose sum is σ = 100439808. Its totient is φ = 16174080.

The previous prime is 49366979. The next prime is 49366987. The reversal of 49366986 is 68966394.

It is not an unprimeable number, because it can be changed into a prime (49366987) 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, 157566 + ... + 157878.

It is an arithmetic number, because the mean of its divisors is an integer number (3138744).

Almost surely, 2^49366986 is an apocalyptic number.

49366986 is the 3756-th nonagonal number.

49366986 is an abundant number, since it is smaller than the sum of its proper divisors (51072822).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

49366986 is a wasteful number, since it uses less digits than its factorization.

49366986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 686.

The product of its digits is 1679616, while the sum is 51.

The square root of 49366986 is about 7026.1643874877. The cubic root of 49366986 is about 366.8418466869.

The spelling of 49366986 in words is "forty-nine million, three hundred sixty-six thousand, nine hundred eighty-six".