426746 has 8 divisors (see below), whose sum is σ = 660864. Its totient is φ = 206460.

The previous prime is 426743. The next prime is 426757. The reversal of 426746 is 647624.

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

It is a super-2 number, since 2×426746² = 364224297032, which contains 22 as substring.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (426743) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3380 + ... + 3503.

It is an arithmetic number, because the mean of its divisors is an integer number (82608).

2⁴²⁶⁷⁴⁶ is an apocalyptic number.

426746 is a deficient number, since it is larger than the sum of its proper divisors (234118).

426746 is a wasteful number, since it uses less digits than its factorization.

426746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6916.

The product of its digits is 8064, while the sum is 29.

The square root of 426746 is about 653.2579888528. The cubic root of 426746 is about 75.2875479916.

The spelling of 426746 in words is "four hundred twenty-six thousand, seven hundred forty-six".