540130646 has 16 divisors (see below), whose sum is σ = 887526288. Its totient is φ = 244492800.

The previous prime is 540130637. The next prime is 540130649. The reversal of 540130646 is 646031045.

It is a happy number.

It is a super-2 number, since 2×540130646² = 583482229496754632, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (540130649) 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, 45635 + ... + 56238.

It is an arithmetic number, because the mean of its divisors is an integer number (55470393).

Almost surely, 2^540130646 is an apocalyptic number.

540130646 is a deficient number, since it is larger than the sum of its proper divisors (347395642).

540130646 is a wasteful number, since it uses less digits than its factorization.

540130646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102127.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 540130646 is about 23240.7109615864. The cubic root of 540130646 is about 814.3909514986.

The spelling of 540130646 in words is "five hundred forty million, one hundred thirty thousand, six hundred forty-six".