427313615 has 16 divisors (see below), whose sum is σ = 548547552. Its totient is φ = 318418944.

The previous prime is 427313611. The next prime is 427313617. The reversal of 427313615 is 516313724.

It is a cyclic number.

It is not a de Polignac number, because 427313615 - 2² = 427313611 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427313611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17669 + ... + 34158.

It is an arithmetic number, because the mean of its divisors is an integer number (34284222).

Almost surely, 2^427313615 is an apocalyptic number.

427313615 is a deficient number, since it is larger than the sum of its proper divisors (121233937).

427313615 is a wasteful number, since it uses less digits than its factorization.

427313615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51946.

The product of its digits is 15120, while the sum is 32.

The square root of 427313615 is about 20671.5653737205. The cubic root of 427313615 is about 753.2091320072.

The spelling of 427313615 in words is "four hundred twenty-seven million, three hundred thirteen thousand, six hundred fifteen".