427870315 has 4 divisors (see below), whose sum is σ = 513444384. Its totient is φ = 342296248.

The previous prime is 427870307. The next prime is 427870327. The reversal of 427870315 is 513078724.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 427870315 - 2³ = 427870307 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42787027 + ... + 42787036.

It is an arithmetic number, because the mean of its divisors is an integer number (128361096).

Almost surely, 2^427870315 is an apocalyptic number.

427870315 is a deficient number, since it is larger than the sum of its proper divisors (85574069).

427870315 is an equidigital number, since it uses as much as digits as its factorization.

427870315 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85574068.

The product of its (nonzero) digits is 47040, while the sum is 37.

The square root of 427870315 is about 20685.0263475781. The cubic root of 427870315 is about 753.5360812307.

The spelling of 427870315 in words is "four hundred twenty-seven million, eight hundred seventy thousand, three hundred fifteen".