540976420 has 24 divisors (see below), whose sum is σ = 1142334648. Its totient is φ = 215193600.

The previous prime is 540976391. The next prime is 540976481. The reversal of 540976420 is 24679045.

It can be written as a sum of positive squares in 4 ways, for example, as 19219456 + 521756964 = 4384^2 + 22842^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 540976420.

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, 71101 + ... + 78340.

It is an arithmetic number, because the mean of its divisors is an integer number (47597277).

Almost surely, 2^540976420 is an apocalyptic number.

It is an amenable number.

540976420 is an abundant number, since it is smaller than the sum of its proper divisors (601358228).

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

540976420 is a wasteful number, since it uses less digits than its factorization.

540976420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149631 (or 149629 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 540976420 is about 23258.8998020113. The cubic root of 540976420 is about 814.8158064180.

The spelling of 540976420 in words is "five hundred forty million, nine hundred seventy-six thousand, four hundred twenty".