426665852 has 12 divisors (see below), whose sum is σ = 753273696. Its totient is φ = 211444800.

The previous prime is 426665851. The next prime is 426665857. The reversal of 426665852 is 258566624.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426665851) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471524 + ... + 472427.

It is an arithmetic number, because the mean of its divisors is an integer number (62772808).

Almost surely, 2^426665852 is an apocalyptic number.

It is an amenable number.

426665852 is a deficient number, since it is larger than the sum of its proper divisors (326607844).

426665852 is a wasteful number, since it uses less digits than its factorization.

426665852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 944068 (or 944066 counting only the distinct ones).

The product of its digits is 691200, while the sum is 44.

The square root of 426665852 is about 20655.8914598233. The cubic root of 426665852 is about 752.8283439603.

The spelling of 426665852 in words is "four hundred twenty-six million, six hundred sixty-five thousand, eight hundred fifty-two".