540447715 has 8 divisors (see below), whose sum is σ = 666065520. Its totient is φ = 420672672.

The previous prime is 540447703. The next prime is 540447737. The reversal of 540447715 is 517744045.

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 540447715 - 2⁷ = 540447587 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 1460485 + ... + 1460854.

It is an arithmetic number, because the mean of its divisors is an integer number (83258190).

Almost surely, 2^540447715 is an apocalyptic number.

540447715 is a deficient number, since it is larger than the sum of its proper divisors (125617805).

540447715 is a wasteful number, since it uses less digits than its factorization.

540447715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2921381.

The product of its (nonzero) digits is 78400, while the sum is 37.

The square root of 540447715 is about 23247.5313743202. The cubic root of 540447715 is about 814.5502756771.

The spelling of 540447715 in words is "five hundred forty million, four hundred forty-seven thousand, seven hundred fifteen".