49722400 has 144 divisors (see below), whose sum is σ = 149615424. Its totient is φ = 15713280.

The previous prime is 49722367. The next prime is 49722469. The reversal of 49722400 is 422794.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72459 + ... + 73141.

It is an arithmetic number, because the mean of its divisors is an integer number (1038996).

Almost surely, 2^49722400 is an apocalyptic number.

49722400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 49722400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74807712).

49722400 is an abundant number, since it is smaller than the sum of its proper divisors (99893024).

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

49722400 is a wasteful number, since it uses less digits than its factorization.

49722400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 723 (or 710 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 28.

The square root of 49722400 is about 7051.4112062764. The cubic root of 49722400 is about 367.7200927597.

The spelling of 49722400 in words is "forty-nine million, seven hundred twenty-two thousand, four hundred".