52505374 has 4 divisors (see below), whose sum is σ = 78758064. Its totient is φ = 26252686.

The previous prime is 52505371. The next prime is 52505393. The reversal of 52505374 is 47350525.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52505371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13126342 + ... + 13126345.

It is an arithmetic number, because the mean of its divisors is an integer number (19689516).

Almost surely, 2^52505374 is an apocalyptic number.

52505374 is a deficient number, since it is larger than the sum of its proper divisors (26252690).

52505374 is a wasteful number, since it uses less digits than its factorization.

52505374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26252689.

The product of its (nonzero) digits is 21000, while the sum is 31.

The square root of 52505374 is about 7246.0592048368. The cubic root of 52505374 is about 374.4563951791.

Adding to 52505374 its reverse (47350525), we get a palindrome (99855899).

The spelling of 52505374 in words is "fifty-two million, five hundred five thousand, three hundred seventy-four".