147157244 has 24 divisors (see below), whose sum is σ = 277747680. Its totient is φ = 67817664.

The previous prime is 147157237. The next prime is 147157267. The reversal of 147157244 is 442751741.

147157244 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41942 + ... + 45314.

It is an arithmetic number, because the mean of its divisors is an integer number (11572820).

Almost surely, 2^147157244 is an apocalyptic number.

It is an amenable number.

147157244 is a deficient number, since it is larger than the sum of its proper divisors (130590436).

147157244 is a wasteful number, since it uses less digits than its factorization.

147157244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4227 counting only the distinct ones).

The product of its digits is 31360, while the sum is 35.

The square root of 147157244 is about 12130.8385530432. The cubic root of 147157244 is about 527.9513222265.

The spelling of 147157244 in words is "one hundred forty-seven million, one hundred fifty-seven thousand, two hundred forty-four".