540253994 has 16 divisors (see below), whose sum is σ = 926805888. Its totient is φ = 231373392.

The previous prime is 540253993. The next prime is 540254023. The reversal of 540253994 is 499352045.

It is not an unprimeable number, because it can be changed into a prime (540253993) 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, 7979 + ... + 33825.

It is an arithmetic number, because the mean of its divisors is an integer number (57925368).

Almost surely, 2^540253994 is an apocalyptic number.

540253994 is a deficient number, since it is larger than the sum of its proper divisors (386551894).

540253994 is a wasteful number, since it uses less digits than its factorization.

540253994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27349.

The product of its (nonzero) digits is 194400, while the sum is 41.

The square root of 540253994 is about 23243.3645154913. The cubic root of 540253994 is about 814.4529401119.

The spelling of 540253994 in words is "five hundred forty million, two hundred fifty-three thousand, nine hundred ninety-four".