540442224 has 120 divisors (see below), whose sum is σ = 1803789312. Its totient is φ = 147692160.

The previous prime is 540442211. The next prime is 540442241. The reversal of 540442224 is 422244045.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11529 + ... + 34839.

Almost surely, 2^540442224 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 540442224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (901894656).

540442224 is an abundant number, since it is smaller than the sum of its proper divisors (1263347088).

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

540442224 is a wasteful number, since it uses less digits than its factorization.

540442224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23355 (or 23346 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 27.

The square root of 540442224 is about 23247.4132754593. The cubic root of 540442224 is about 814.5475170318.

Adding to 540442224 its reverse (422244045), we get a palindrome (962686269).

The spelling of 540442224 in words is "five hundred forty million, four hundred forty-two thousand, two hundred twenty-four".