53374369 has 4 divisors (see below), whose sum is σ = 53694144. Its totient is φ = 53054596.

The previous prime is 53374361. The next prime is 53374379. The reversal of 53374369 is 96347335.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 53374369 - 2³ = 53374361 is a prime.

It is a super-2 number, since 2×53374369² = 5697646532296322, which contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53374361) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 159637 + ... + 159970.

It is an arithmetic number, because the mean of its divisors is an integer number (13423536).

Almost surely, 2^53374369 is an apocalyptic number.

It is an amenable number.

53374369 is a deficient number, since it is larger than the sum of its proper divisors (319775).

53374369 is a wasteful number, since it uses less digits than its factorization.

53374369 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319774.

The product of its digits is 204120, while the sum is 40.

The square root of 53374369 is about 7305.7764132226. The cubic root of 53374369 is about 376.5109269051.

The spelling of 53374369 in words is "fifty-three million, three hundred seventy-four thousand, three hundred sixty-nine".