49086999 has 32 divisors (see below), whose sum is σ = 79107840. Its totient is φ = 29902176.

The previous prime is 49086979. The next prime is 49087001. The reversal of 49086999 is 99968094.

It is a happy number.

49086999 is a `hidden beast` number, since 490 + 8 + 69 + 99 = 666.

It is not a de Polignac number, because 49086999 - 2²⁰ = 48038423 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49086979) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 36904 + ... + 38210.

It is an arithmetic number, because the mean of its divisors is an integer number (2472120).

Almost surely, 2^49086999 is an apocalyptic number.

49086999 is a deficient number, since it is larger than the sum of its proper divisors (30020841).

49086999 is a wasteful number, since it uses less digits than its factorization.

49086999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1436 (or 1430 counting only the distinct ones).

The product of its (nonzero) digits is 1259712, while the sum is 54.

The square root of 49086999 is about 7006.2114584132. The cubic root of 49086999 is about 366.1470116217.

The spelling of 49086999 in words is "forty-nine million, eighty-six thousand, nine hundred ninety-nine".