49310840 has 16 divisors (see below), whose sum is σ = 110949480. Its totient is φ = 19724320.

The previous prime is 49310831. The next prime is 49310879. The reversal of 49310840 is 4801394.

49310840 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 616346 + ... + 616425.

Almost surely, 2^49310840 is an apocalyptic number.

49310840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49310840 is an abundant number, since it is smaller than the sum of its proper divisors (61638640).

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

49310840 is a wasteful number, since it uses less digits than its factorization.

49310840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1232782 (or 1232778 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 29.

The square root of 49310840 is about 7022.1677564695. The cubic root of 49310840 is about 366.7027218907.

The spelling of 49310840 in words is "forty-nine million, three hundred ten thousand, eight hundred forty".