52453689 has 4 divisors (see below), whose sum is σ = 69938256. Its totient is φ = 34969124.

The previous prime is 52453657. The next prime is 52453691. The reversal of 52453689 is 98635425.

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 52453689 - 2⁵ = 52453657 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52453689.

It is not an unprimeable number, because it can be changed into a prime (52453649) 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, 8742279 + ... + 8742284.

It is an arithmetic number, because the mean of its divisors is an integer number (17484564).

Almost surely, 2^52453689 is an apocalyptic number.

It is an amenable number.

52453689 is a deficient number, since it is larger than the sum of its proper divisors (17484567).

52453689 is a wasteful number, since it uses less digits than its factorization.

52453689 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17484566.

The product of its digits is 259200, while the sum is 42.

The square root of 52453689 is about 7242.4919054149. The cubic root of 52453689 is about 374.3334862826. Note that the first 3 decimals are identical.

The spelling of 52453689 in words is "fifty-two million, four hundred fifty-three thousand, six hundred eighty-nine".