52261444 has 6 divisors (see below), whose sum is σ = 91457534. Its totient is φ = 26130720.

The previous prime is 52261439. The next prime is 52261459. The reversal of 52261444 is 44416225.

It can be written as a sum of positive squares in only one way, i.e., 45697600 + 6563844 = 6760^2 + 2562^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6532677 + ... + 6532684.

Almost surely, 2^52261444 is an apocalyptic number.

It is an amenable number.

52261444 is a deficient number, since it is larger than the sum of its proper divisors (39196090).

52261444 is a wasteful number, since it uses less digits than its factorization.

52261444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13065365 (or 13065363 counting only the distinct ones).

The product of its digits is 7680, while the sum is 28.

The square root of 52261444 is about 7229.2077020929. The cubic root of 52261444 is about 373.8756104013.

Adding to 52261444 its reverse (44416225), we get a palindrome (96677669).

It can be divided in two parts, 5226 and 1444, that added together give a triangular number (6670 = T₁₁₅).

The spelling of 52261444 in words is "fifty-two million, two hundred sixty-one thousand, four hundred forty-four".