49303144 has 72 divisors (see below), whose sum is σ = 106975890. Its totient is φ = 21278400.

The previous prime is 49303073. The next prime is 49303153. The reversal of 49303144 is 44130394.

It can be written as a sum of positive squares in only one way, i.e., 37675044 + 11628100 = 6138^2 + 3410^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 930222 + ... + 930274.

Almost surely, 2^49303144 is an apocalyptic number.

49303144 is a gapful number since it is divisible by the number (44) 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 49303144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53487945).

49303144 is an abundant number, since it is smaller than the sum of its proper divisors (57672746).

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

49303144 is a wasteful number, since it uses less digits than its factorization.

49303144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 143 (or 97 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 49303144 is about 7021.6197561531. The cubic root of 49303144 is about 366.6836436584.

The spelling of 49303144 in words is "forty-nine million, three hundred three thousand, one hundred forty-four".