427379895 has 28 divisors (see below), whose sum is σ = 768938616. Its totient is φ = 227934000.

The previous prime is 427379879. The next prime is 427379917. The reversal of 427379895 is 598973724.

It is not a de Polignac number, because 427379895 - 2⁴ = 427379879 is a prime.

It is a super-2 number, since 2×427379895² = 365307149300422050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 54981 + ... + 62270.

Almost surely, 2^427379895 is an apocalyptic number.

427379895 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

427379895 is a deficient number, since it is larger than the sum of its proper divisors (341558721).

427379895 is an equidigital number, since it uses as much as digits as its factorization.

427379895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117274 (or 117259 counting only the distinct ones).

The product of its digits is 3810240, while the sum is 54.

The square root of 427379895 is about 20673.1684799404. The cubic root of 427379895 is about 753.2480730555.

The spelling of 427379895 in words is "four hundred twenty-seven million, three hundred seventy-nine thousand, eight hundred ninety-five".