49147224 has 128 divisors (see below), whose sum is σ = 150336000. Its totient is φ = 13077504.

The previous prime is 49147223. The next prime is 49147249. The reversal of 49147224 is 42274194.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49147223) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 284002 + ... + 284174.

It is an arithmetic number, because the mean of its divisors is an integer number (1174500).

Almost surely, 2^49147224 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 49147224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75168000).

49147224 is an abundant number, since it is smaller than the sum of its proper divisors (101188776).

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

49147224 is a wasteful number, since it uses less digits than its factorization.

49147224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 297 (or 293 counting only the distinct ones).

The product of its digits is 16128, while the sum is 33.

The square root of 49147224 is about 7010.5081128261. The cubic root of 49147224 is about 366.2966927466.

The spelling of 49147224 in words is "forty-nine million, one hundred forty-seven thousand, two hundred twenty-four".