540739802 has 4 divisors (see below), whose sum is σ = 811109706. Its totient is φ = 270369900.

The previous prime is 540739799. The next prime is 540739811. The reversal of 540739802 is 208937045.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 502163281 + 38576521 = 22409^2 + 6211^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135184949 + ... + 135184952.

Almost surely, 2^540739802 is an apocalyptic number.

540739802 is a deficient number, since it is larger than the sum of its proper divisors (270369904).

540739802 is a wasteful number, since it uses less digits than its factorization.

540739802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 270369903.

The product of its (nonzero) digits is 60480, while the sum is 38.

The square root of 540739802 is about 23253.8126336306. The cubic root of 540739802 is about 814.6969915025.

The spelling of 540739802 in words is "five hundred forty million, seven hundred thirty-nine thousand, eight hundred two".