540294394 has 16 divisors (see below), whose sum is σ = 815391360. Its totient is φ = 268502080.

The previous prime is 540294383. The next prime is 540294401. The reversal of 540294394 is 493492045.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 420477 + ... + 421759.

It is an arithmetic number, because the mean of its divisors is an integer number (50961960).

Almost surely, 2^540294394 is an apocalyptic number.

540294394 is a deficient number, since it is larger than the sum of its proper divisors (275096966).

540294394 is a wasteful number, since it uses less digits than its factorization.

540294394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2405.

The product of its (nonzero) digits is 155520, while the sum is 40.

The square root of 540294394 is about 23244.2335644779. The cubic root of 540294394 is about 814.4732411055.

The spelling of 540294394 in words is "five hundred forty million, two hundred ninety-four thousand, three hundred ninety-four".