427402851 has 8 divisors (see below), whose sum is σ = 572317200. Its totient is φ = 283711872.

The previous prime is 427402837. The next prime is 427402883. The reversal of 427402851 is 158204724.

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

It is not a de Polignac number, because 427402851 - 2¹¹ = 427400803 is a prime.

It is not an unprimeable number, because it can be changed into a prime (427402751) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305026 + ... + 306423.

It is an arithmetic number, because the mean of its divisors is an integer number (71539650).

Almost surely, 2^427402851 is an apocalyptic number.

427402851 is a deficient number, since it is larger than the sum of its proper divisors (144914349).

427402851 is a wasteful number, since it uses less digits than its factorization.

427402851 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 611685.

The product of its (nonzero) digits is 17920, while the sum is 33.

The square root of 427402851 is about 20673.7236849098. The cubic root of 427402851 is about 753.2615593030.

The spelling of 427402851 in words is "four hundred twenty-seven million, four hundred two thousand, eight hundred fifty-one".