426698290 has 16 divisors (see below), whose sum is σ = 769470912. Its totient is φ = 170365104.

The previous prime is 426698273. The next prime is 426698297. The reversal of 426698290 is 92896624.

It is a self number, because there is not a number n which added to its sum of digits gives 426698290.

It is not an unprimeable number, because it can be changed into a prime (426698297) 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, 33534 + ... + 44473.

It is an arithmetic number, because the mean of its divisors is an integer number (48091932).

Almost surely, 2^426698290 is an apocalyptic number.

426698290 is a deficient number, since it is larger than the sum of its proper divisors (342772622).

426698290 is a wasteful number, since it uses less digits than its factorization.

426698290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78561.

The product of its (nonzero) digits is 373248, while the sum is 46.

The square root of 426698290 is about 20656.6766446106. The cubic root of 426698290 is about 752.8474218303.

The spelling of 426698290 in words is "four hundred twenty-six million, six hundred ninety-eight thousand, two hundred ninety".