427501377 has 24 divisors (see below), whose sum is σ = 645136128. Its totient is φ = 272469600.

The previous prime is 427501351. The next prime is 427501381. The reversal of 427501377 is 773105724.

It is not a de Polignac number, because 427501377 - 2¹² = 427497281 is a prime.

It is a super-2 number, since 2×427501377² = 365514854673792258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (427501307) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13927 + ... + 32387.

It is an arithmetic number, because the mean of its divisors is an integer number (26880672).

Almost surely, 2^427501377 is an apocalyptic number.

It is an amenable number.

427501377 is a deficient number, since it is larger than the sum of its proper divisors (217634751).

427501377 is a wasteful number, since it uses less digits than its factorization.

427501377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18581 (or 18578 counting only the distinct ones).

The product of its (nonzero) digits is 41160, while the sum is 36.

The square root of 427501377 is about 20676.1064274684. The cubic root of 427501377 is about 753.3194361173.

The spelling of 427501377 in words is "four hundred twenty-seven million, five hundred one thousand, three hundred seventy-seven".