540435379 has 8 divisors (see below), whose sum is σ = 591917760. Its totient is φ = 489345000.

The previous prime is 540435293. The next prime is 540435383. The reversal of 540435379 is 973534045.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 540435379 - 2¹⁹ = 539911091 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (540435179) 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, 95109 + ... + 100630.

It is an arithmetic number, because the mean of its divisors is an integer number (73989720).

Almost surely, 2^540435379 is an apocalyptic number.

540435379 is a deficient number, since it is larger than the sum of its proper divisors (51482381).

540435379 is a wasteful number, since it uses less digits than its factorization.

540435379 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 196001.

The product of its (nonzero) digits is 226800, while the sum is 40.

The square root of 540435379 is about 23247.2660543127. The cubic root of 540435379 is about 814.5440781188.

The spelling of 540435379 in words is "five hundred forty million, four hundred thirty-five thousand, three hundred seventy-nine".