49107816 has 64 divisors (see below), whose sum is σ = 137822400. Its totient is φ = 16200000.

The previous prime is 49107803. The next prime is 49107823. The reversal of 49107816 is 61870194.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20691 + ... + 22941.

It is an arithmetic number, because the mean of its divisors is an integer number (2153475).

Almost surely, 2^49107816 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49107816, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68911200).

49107816 is an abundant number, since it is smaller than the sum of its proper divisors (88714584).

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

49107816 is a wasteful number, since it uses less digits than its factorization.

49107816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2367 (or 2357 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 36.

The square root of 49107816 is about 7007.6969112541. The cubic root of 49107816 is about 366.1987633094.

The spelling of 49107816 in words is "forty-nine million, one hundred seven thousand, eight hundred sixteen".