426673903 has 8 divisors (see below), whose sum is σ = 436308768. Its totient is φ = 417097824.

The previous prime is 426673901. The next prime is 426673913. The reversal of 426673903 is 309376624.

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 426673903 - 2¹ = 426673901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426673901) 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, 150 + ... + 29212.

It is an arithmetic number, because the mean of its divisors is an integer number (54538596).

Almost surely, 2^426673903 is an apocalyptic number.

426673903 is a deficient number, since it is larger than the sum of its proper divisors (9634865).

426673903 is a wasteful number, since it uses less digits than its factorization.

426673903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29393.

The product of its (nonzero) digits is 163296, while the sum is 40.

The square root of 426673903 is about 20656.0863427707. The cubic root of 426673903 is about 752.8330791123.

The spelling of 426673903 in words is "four hundred twenty-six million, six hundred seventy-three thousand, nine hundred three".