5457232 has 40 divisors (see below), whose sum is σ = 11686752. Its totient is φ = 2448000.

The previous prime is 5457229. The next prime is 5457239. The reversal of 5457232 is 2327545.

It is a super-2 number, since 2×5457232² = 59562762203648, which contains 22 as substring.

It is a d-powerful number, because it can be written as 5 + 4³ + 5² + 7⁷ + 2¹⁸ + 3¹¹ + 2²² .

It is a self number, because there is not a number n which added to its sum of digits gives 5457232.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5457239) 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, 17623 + ... + 17929.

Almost surely, 2^5457232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5457232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5843376).

5457232 is an abundant number, since it is smaller than the sum of its proper divisors (6229520).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5457232 is a wasteful number, since it uses less digits than its factorization.

5457232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 421 counting only the distinct ones).

The product of its digits is 8400, while the sum is 28.

The square root of 5457232 is about 2336.0719167012. The cubic root of 5457232 is about 176.0586925462.

It can be divided in two parts, 545 and 7232, that added together give a palindrome (7777).

The spelling of 5457232 in words is "five million, four hundred fifty-seven thousand, two hundred thirty-two".