531349444 has 6 divisors (see below), whose sum is σ = 929861534. Its totient is φ = 265674720.

The previous prime is 531349439. The next prime is 531349451. The reversal of 531349444 is 444943135.

It can be written as a sum of positive squares in only one way, i.e., 497825344 + 33524100 = 22312^2 + 5790^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 66418677 + ... + 66418684.

Almost surely, 2^531349444 is an apocalyptic number.

It is an amenable number.

531349444 is a deficient number, since it is larger than the sum of its proper divisors (398512090).

531349444 is a wasteful number, since it uses less digits than its factorization.

531349444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132837365 (or 132837363 counting only the distinct ones).

The product of its digits is 103680, while the sum is 37.

The square root of 531349444 is about 23051.0182855335. The cubic root of 531349444 is about 809.9534820616.

The spelling of 531349444 in words is "five hundred thirty-one million, three hundred forty-nine thousand, four hundred forty-four".