426712505 has 8 divisors (see below), whose sum is σ = 513076032. Its totient is φ = 340689328.

The previous prime is 426712499. The next prime is 426712511. The reversal of 426712505 is 505217624.

It is an interprime number because it is at equal distance from previous prime (426712499) and next prime (426712511).

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 426712505 - 2²⁶ = 359603641 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82319 + ... + 87348.

It is an arithmetic number, because the mean of its divisors is an integer number (64134504).

Almost surely, 2^426712505 is an apocalyptic number.

It is an amenable number.

426712505 is a deficient number, since it is larger than the sum of its proper divisors (86363527).

426712505 is a wasteful number, since it uses less digits than its factorization.

426712505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 170175.

The product of its (nonzero) digits is 16800, while the sum is 32.

The square root of 426712505 is about 20657.0207193583. The cubic root of 426712505 is about 752.8557818414.

The spelling of 426712505 in words is "four hundred twenty-six million, seven hundred twelve thousand, five hundred five".