540615424 has 18 divisors (see below), whose sum is σ = 1079119580. Its totient is φ = 270307584.

The previous prime is 540615421. The next prime is 540615431. The reversal of 540615424 is 424516045.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (540615421) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1055634 + ... + 1056145.

Almost surely, 2^540615424 is an apocalyptic number.

It is an amenable number.

540615424 is a deficient number, since it is larger than the sum of its proper divisors (538504156).

540615424 is an equidigital number, since it uses as much as digits as its factorization.

540615424 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2111795 (or 2111781 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 31.

The square root of 540615424 is about 23251.1381226812. The cubic root of 540615424 is about 814.6345226699.

The spelling of 540615424 in words is "five hundred forty million, six hundred fifteen thousand, four hundred twenty-four".