147313224 has 24 divisors (see below), whose sum is σ = 398973510. Its totient is φ = 49104384.

The previous prime is 147313219. The next prime is 147313259. The reversal of 147313224 is 422313741.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 122810724 + 24502500 = 11082^2 + 4950^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1022937 + ... + 1023080.

Almost surely, 2^147313224 is an apocalyptic number.

It is an amenable number.

147313224 is an abundant number, since it is smaller than the sum of its proper divisors (251660286).

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

147313224 is a wasteful number, since it uses less digits than its factorization.

147313224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2046029 (or 2046022 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 147313224 is about 12137.2659194730. The cubic root of 147313224 is about 528.1377911728.

Adding to 147313224 its reverse (422313741), we get a palindrome (569626965).

It can be divided in two parts, 14731 and 3224, that added together give a triangular number (17955 = T₁₈₉).

The spelling of 147313224 in words is "one hundred forty-seven million, three hundred thirteen thousand, two hundred twenty-four".