52320274 has 4 divisors (see below), whose sum is σ = 78480414. Its totient is φ = 26160136.

The previous prime is 52320269. The next prime is 52320277. The reversal of 52320274 is 47202325.

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

It can be written as a sum of positive squares in only one way, i.e., 43362225 + 8958049 = 6585^2 + 2993^2 .

It is a super-2 number, since 2×52320274² = 5474822142870152, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52320277) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13080067 + ... + 13080070.

Almost surely, 2^52320274 is an apocalyptic number.

52320274 is a deficient number, since it is larger than the sum of its proper divisors (26160140).

52320274 is a wasteful number, since it uses less digits than its factorization.

52320274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26160139.

The product of its (nonzero) digits is 3360, while the sum is 25.

The square root of 52320274 is about 7233.2754682785. The cubic root of 52320274 is about 374.0158466981.

Adding to 52320274 its reverse (47202325), we get a palindrome (99522599).

The spelling of 52320274 in words is "fifty-two million, three hundred twenty thousand, two hundred seventy-four".