540738090 has 24 divisors (see below), whose sum is σ = 1405919268. Its totient is φ = 144196800.

The previous prime is 540738061. The next prime is 540738103. The reversal of 540738090 is 90837045.

It can be written as a sum of positive squares in 2 ways, for example, as 537636969 + 3101121 = 23187^2 + 1761^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3004011 + ... + 3004190.

Almost surely, 2^540738090 is an apocalyptic number.

540738090 is an abundant number, since it is smaller than the sum of its proper divisors (865181178).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

540738090 is a wasteful number, since it uses less digits than its factorization.

540738090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6008214 (or 6008211 counting only the distinct ones).

The product of its (nonzero) digits is 30240, while the sum is 36.

The square root of 540738090 is about 23253.7758224337. The cubic root of 540738090 is about 814.6961317158.

The spelling of 540738090 in words is "five hundred forty million, seven hundred thirty-eight thousand, ninety".