53392249 has 3 divisors (see below), whose sum is σ = 53399557. Its totient is φ = 53384942.

The previous prime is 53392243. The next prime is 53392271. The reversal of 53392249 is 94229335.

The square root of 53392249 is 7307.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is not a de Polignac number, because 53392249 - 2¹⁷ = 53261177 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (53392243) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 3654 + ... + 10960.

Almost surely, 2^53392249 is an apocalyptic number.

53392249 is the 7307-th square number.

53392249 is the 3654-th centered octagonal number.

It is an amenable number.

53392249 is a deficient number, since it is larger than the sum of its proper divisors (7308).

53392249 is an frugal number, since it uses more digits than its factorization.

53392249 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14614 (or 7307 counting only the distinct ones).

The product of its digits is 58320, while the sum is 37.

The cubic root of 53392249 is about 376.5529649589.

The spelling of 53392249 in words is "fifty-three million, three hundred ninety-two thousand, two hundred forty-nine".