426519442 has 8 divisors (see below), whose sum is σ = 650267532. Its totient is φ = 209763600.

The previous prime is 426519427. The next prime is 426519479. The reversal of 426519442 is 244915624.

It can be written as a sum of positive squares in 2 ways, for example, as 415303641 + 11215801 = 20379^2 + 3349^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1747909 + ... + 1748152.

Almost surely, 2^426519442 is an apocalyptic number.

426519442 is a deficient number, since it is larger than the sum of its proper divisors (223748090).

426519442 is a wasteful number, since it uses less digits than its factorization.

426519442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496124.

The product of its digits is 69120, while the sum is 37.

The square root of 426519442 is about 20652.3471305322. The cubic root of 426519442 is about 752.7422233211.

The spelling of 426519442 in words is "four hundred twenty-six million, five hundred nineteen thousand, four hundred forty-two".