426554442 has 12 divisors (see below), whose sum is σ = 924201330. Its totient is φ = 142184808.

The previous prime is 426554423. The next prime is 426554459. The reversal of 426554442 is 244455624.

It can be written as a sum of positive squares in only one way, i.e., 347859801 + 78694641 = 18651^2 + 8871^2 .

It is a junction number, because it is equal to n+sod(n) for n = 426554397 and 426554406.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11848717 + ... + 11848752.

Almost surely, 2^426554442 is an apocalyptic number.

426554442 is an abundant number, since it is smaller than the sum of its proper divisors (497646888).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

426554442 is a wasteful number, since it uses less digits than its factorization.

426554442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23697477 (or 23697474 counting only the distinct ones).

The product of its digits is 153600, while the sum is 36.

The square root of 426554442 is about 20653.1944744633. The cubic root of 426554442 is about 752.7628126578.

The spelling of 426554442 in words is "four hundred twenty-six million, five hundred fifty-four thousand, four hundred forty-two".