52281374 has 8 divisors (see below), whose sum is σ = 81126360. Its totient is φ = 25239256.

The previous prime is 52281367. The next prime is 52281389. The reversal of 52281374 is 47318225.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 52281374.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 450644 + ... + 450759.

It is an arithmetic number, because the mean of its divisors is an integer number (10140795).

Almost surely, 2^52281374 is an apocalyptic number.

52281374 is a deficient number, since it is larger than the sum of its proper divisors (28844986).

52281374 is a wasteful number, since it uses less digits than its factorization.

52281374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901434.

The product of its digits is 13440, while the sum is 32.

The square root of 52281374 is about 7230.5860066802. The cubic root of 52281374 is about 373.9231304170.

Adding to 52281374 its reverse (47318225), we get a palindrome (99599599).

The spelling of 52281374 in words is "fifty-two million, two hundred eighty-one thousand, three hundred seventy-four".