426974 has 12 divisors (see below), whose sum is σ = 661632. Its totient is φ = 206640.

The previous prime is 426973. The next prime is 426997. The reversal of 426974 is 479624.

It is a d-powerful number, because it can be written as 4 + 2⁹ + 9 + 6⁶ + 7⁶ + 4⁹ .

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 426974.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 426974.

It is not an unprimeable number, because it can be changed into a prime (426971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3299 + ... + 3425.

It is an arithmetic number, because the mean of its divisors is an integer number (55136).

2⁴²⁶⁹⁷⁴ is an apocalyptic number.

426974 is a deficient number, since it is larger than the sum of its proper divisors (234658).

426974 is a wasteful number, since it uses less digits than its factorization.

426974 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 211 (or 170 counting only the distinct ones).

The product of its digits is 12096, while the sum is 32.

The square root of 426974 is about 653.4324754709. The cubic root of 426974 is about 75.3009537059.

Subtracting 426974 from its reverse (479624), we obtain a triangular number (52650 = T₃₂₄).

The spelling of 426974 in words is "four hundred twenty-six thousand, nine hundred seventy-four".