52904453 has 8 divisors (see below), whose sum is σ = 60998208. Its totient is φ = 44944704.

The previous prime is 52904429. The next prime is 52904477. The reversal of 52904453 is 35440925.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (52904429) and next prime (52904477).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52904453 - 2¹² = 52900357 is a prime.

It is a super-2 number, since 2×52904453² = 5597762294458418, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52904053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32651 + ... + 34232.

It is an arithmetic number, because the mean of its divisors is an integer number (7624776).

Almost surely, 2^52904453 is an apocalyptic number.

It is an amenable number.

52904453 is a deficient number, since it is larger than the sum of its proper divisors (8093755).

52904453 is a wasteful number, since it uses less digits than its factorization.

52904453 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67003.

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 52904453 is about 7273.5447341719. The cubic root of 52904453 is about 375.4027152182.

The spelling of 52904453 in words is "fifty-two million, nine hundred four thousand, four hundred fifty-three".