426647274 has 16 divisors (see below), whose sum is σ = 853545600. Its totient is φ = 142173920.

The previous prime is 426647239. The next prime is 426647281. The reversal of 426647274 is 472746624.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17302 + ... + 33950.

It is an arithmetic number, because the mean of its divisors is an integer number (53346600).

Almost surely, 2^426647274 is an apocalyptic number.

426647274 is an abundant number, since it is smaller than the sum of its proper divisors (426898326).

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

426647274 is a wasteful number, since it uses less digits than its factorization.

426647274 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20925.

The product of its digits is 451584, while the sum is 42.

The square root of 426647274 is about 20655.4417527198. The cubic root of 426647274 is about 752.8174171832.

The spelling of 426647274 in words is "four hundred twenty-six million, six hundred forty-seven thousand, two hundred seventy-four".