52454451 has 24 divisors (see below), whose sum is σ = 82186704. Its totient is φ = 29668800.

The previous prime is 52454443. The next prime is 52454473. The reversal of 52454451 is 15445425.

It is not a de Polignac number, because 52454451 - 2³ = 52454443 is a prime.

It is a super-2 number, since 2×52454451² = 5502938859422802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52454251) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13081 + ... + 16613.

It is an arithmetic number, because the mean of its divisors is an integer number (3424446).

Almost surely, 2^52454451 is an apocalyptic number.

52454451 is a deficient number, since it is larger than the sum of its proper divisors (29732253).

52454451 is a wasteful number, since it uses less digits than its factorization.

52454451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3651 (or 3644 counting only the distinct ones).

The product of its digits is 16000, while the sum is 30.

The square root of 52454451 is about 7242.5445114269. The cubic root of 52454451 is about 374.3352989339.

Adding to 52454451 its reverse (15445425), we get a palindrome (67899876).

The spelling of 52454451 in words is "fifty-two million, four hundred fifty-four thousand, four hundred fifty-one".