49724416 has 66 divisors (see below), whose sum is σ = 115745568. Its totient is φ = 21288960.

The previous prime is 49724399. The next prime is 49724419. The reversal of 49724416 is 61442794.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49724419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 49681 + ... + 50671.

Almost surely, 2^49724416 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 49724416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57872784).

49724416 is an abundant number, since it is smaller than the sum of its proper divisors (66021152).

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

49724416 is an equidigital number, since it uses as much as digits as its factorization.

49724416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1025 (or 1000 counting only the distinct ones).

The product of its digits is 48384, while the sum is 37.

The square root of 49724416 is about 7051.5541549363. The cubic root of 49724416 is about 367.7250624426.

The spelling of 49724416 in words is "forty-nine million, seven hundred twenty-four thousand, four hundred sixteen".