427943705 has 24 divisors (see below), whose sum is σ = 599840640. Its totient is φ = 292236000.

The previous prime is 427943693. The next prime is 427943717. The reversal of 427943705 is 507349724.

It is an interprime number because it is at equal distance from previous prime (427943693) and next prime (427943717).

It is not a de Polignac number, because 427943705 - 2⁴ = 427943689 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 58016 + ... + 64974.

It is an arithmetic number, because the mean of its divisors is an integer number (24993360).

Almost surely, 2^427943705 is an apocalyptic number.

It is an amenable number.

427943705 is a deficient number, since it is larger than the sum of its proper divisors (171896935).

427943705 is a wasteful number, since it uses less digits than its factorization.

427943705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7229 (or 7222 counting only the distinct ones).

The product of its (nonzero) digits is 211680, while the sum is 41.

The square root of 427943705 is about 20686.8002600692. The cubic root of 427943705 is about 753.5791619255.

The spelling of 427943705 in words is "four hundred twenty-seven million, nine hundred forty-three thousand, seven hundred five".