423909694 has 16 divisors (see below), whose sum is σ = 685116432. Its totient is φ = 195553728.

The previous prime is 423909683. The next prime is 423909719. The reversal of 423909694 is 496909324.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 102042 + ... + 106114.

It is an arithmetic number, because the mean of its divisors is an integer number (42819777).

Almost surely, 2^423909694 is an apocalyptic number.

423909694 is a deficient number, since it is larger than the sum of its proper divisors (261206738).

423909694 is a wasteful number, since it uses less digits than its factorization.

423909694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8091.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 423909694 is about 20589.0673416743. The cubic root of 423909694 is about 751.2038113431.

The spelling of 423909694 in words is "four hundred twenty-three million, nine hundred nine thousand, six hundred ninety-four".