427869694 has 24 divisors (see below), whose sum is σ = 750990960. Its totient is φ = 179097408.

The previous prime is 427869671. The next prime is 427869707. The reversal of 427869694 is 496968724.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17622 + ... + 34150.

It is an arithmetic number, because the mean of its divisors is an integer number (31291290).

Almost surely, 2^427869694 is an apocalyptic number.

427869694 is a deficient number, since it is larger than the sum of its proper divisors (323121266).

427869694 is a wasteful number, since it uses less digits than its factorization.

427869694 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16624 (or 16581 counting only the distinct ones).

The product of its digits is 5225472, while the sum is 55.

The square root of 427869694 is about 20685.0113367143. The cubic root of 427869694 is about 753.5357166762.

The spelling of 427869694 in words is "four hundred twenty-seven million, eight hundred sixty-nine thousand, six hundred ninety-four".