426693445 has 8 divisors (see below), whose sum is σ = 512149536. Its totient is φ = 341276496.

The previous prime is 426693439. The next prime is 426693451. The reversal of 426693445 is 544396624.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (426693439) and next prime (426693451).

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 426693445 - 2¹⁷ = 426562373 is a prime.

It is a Duffinian number.

It is a congruent 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, 26314 + ... + 39316.

It is an arithmetic number, because the mean of its divisors is an integer number (64018692).

Almost surely, 2^426693445 is an apocalyptic number.

It is an amenable number.

426693445 is a deficient number, since it is larger than the sum of its proper divisors (85456091).

426693445 is a wasteful number, since it uses less digits than its factorization.

426693445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19571.

The product of its digits is 622080, while the sum is 43.

The square root of 426693445 is about 20656.5593698467. The cubic root of 426693445 is about 752.8445723856.

The spelling of 426693445 in words is "four hundred twenty-six million, six hundred ninety-three thousand, four hundred forty-five".