427257677 has 8 divisors (see below), whose sum is σ = 532684992. Its totient is φ = 332928000.

The previous prime is 427257673. The next prime is 427257697. The reversal of 427257677 is 776752724.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 427257677 - 2² = 427257673 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (427257673) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2774324 + ... + 2774477.

It is an arithmetic number, because the mean of its divisors is an integer number (66585624).

Almost surely, 2^427257677 is an apocalyptic number.

It is an amenable number.

427257677 is a deficient number, since it is larger than the sum of its proper divisors (105427315).

427257677 is a wasteful number, since it uses less digits than its factorization.

427257677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5548819.

The product of its digits is 1152480, while the sum is 47.

The square root of 427257677 is about 20670.2123114399. The cubic root of 427257677 is about 753.1762639921.

The spelling of 427257677 in words is "four hundred twenty-seven million, two hundred fifty-seven thousand, six hundred seventy-seven".