49246840 has 16 divisors (see below), whose sum is σ = 110805480. Its totient is φ = 19698720.

The previous prime is 49246837. The next prime is 49246853. The reversal of 49246840 is 4864294.

It is a self number, because there is not a number n which added to its sum of digits gives 49246840.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 615546 + ... + 615625.

Almost surely, 2^49246840 is an apocalyptic number.

49246840 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

49246840 is an abundant number, since it is smaller than the sum of its proper divisors (61558640).

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

49246840 is a wasteful number, since it uses less digits than its factorization.

49246840 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1231182 (or 1231178 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 49246840 is about 7017.6092795196. The cubic root of 49246840 is about 366.5440067217.

It can be divided in two parts, 49246 and 840, that added together give a triangular number (50086 = T₃₁₆).

The spelling of 49246840 in words is "forty-nine million, two hundred forty-six thousand, eight hundred forty".