49310999 has 4 divisors (see below), whose sum is σ = 52211664. Its totient is φ = 46410336.

The previous prime is 49310971. The next prime is 49311019. The reversal of 49310999 is 99901394.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 49310999 - 2¹⁶ = 49245463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49310929) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1450307 + ... + 1450340.

It is an arithmetic number, because the mean of its divisors is an integer number (13052916).

Almost surely, 2^49310999 is an apocalyptic number.

49310999 is a deficient number, since it is larger than the sum of its proper divisors (2900665).

49310999 is a wasteful number, since it uses less digits than its factorization.

49310999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2900664.

The product of its (nonzero) digits is 78732, while the sum is 44.

The square root of 49310999 is about 7022.1790777507. The cubic root of 49310999 is about 366.7031160276.

The spelling of 49310999 in words is "forty-nine million, three hundred ten thousand, nine hundred ninety-nine".