427462877 has 4 divisors (see below), whose sum is σ = 428046780. Its totient is φ = 426878976.

The previous prime is 427462873. The next prime is 427462891. The reversal of 427462877 is 778264724.

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

It can be written as a sum of positive squares in 2 ways, for example, as 380211001 + 47251876 = 19499^2 + 6874^2 .

It is a cyclic number.

It is not a de Polignac number, because 427462877 - 2² = 427462873 is a prime.

It is a super-2 number, since 2×427462877² = 365449022426234258, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427462873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 290852 + ... + 292317.

It is an arithmetic number, because the mean of its divisors is an integer number (107011695).

Almost surely, 2^427462877 is an apocalyptic number.

It is an amenable number.

427462877 is a deficient number, since it is larger than the sum of its proper divisors (583903).

427462877 is an equidigital number, since it uses as much as digits as its factorization.

427462877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 583902.

The product of its digits is 1053696, while the sum is 47.

The square root of 427462877 is about 20675.1753801510. The cubic root of 427462877 is about 753.2968212436.

The spelling of 427462877 in words is "four hundred twenty-seven million, four hundred sixty-two thousand, eight hundred seventy-seven".