5400452 has 12 divisors (see below), whose sum is σ = 9606156. Its totient is φ = 2655840.

The previous prime is 5400443. The next prime is 5400457. The reversal of 5400452 is 2540045.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 1132096 + 4268356 = 1064^2 + 2066^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (5400457) 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, 10823 + ... + 11310.

It is an arithmetic number, because the mean of its divisors is an integer number (800513).

Almost surely, 2^5400452 is an apocalyptic number.

It is an amenable number.

5400452 is a deficient number, since it is larger than the sum of its proper divisors (4205704).

5400452 is a wasteful number, since it uses less digits than its factorization.

5400452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22198 (or 22196 counting only the distinct ones).

The product of its (nonzero) digits is 800, while the sum is 20.

The square root of 5400452 is about 2323.8872606045. The cubic root of 5400452 is about 175.4459591785.

Adding to 5400452 its reverse (2540045), we get a palindrome (7940497).

The spelling of 5400452 in words is "five million, four hundred thousand, four hundred fifty-two".