423442046 has 8 divisors (see below), whose sum is σ = 637525080. Its totient is φ = 210933688.

The previous prime is 423442043. The next prime is 423442091. The reversal of 423442046 is 640244324.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×423442046² = 358606332641332232, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423442043) 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, 392996 + ... + 394071.

It is an arithmetic number, because the mean of its divisors is an integer number (79690635).

Almost surely, 2^423442046 is an apocalyptic number.

423442046 is a deficient number, since it is larger than the sum of its proper divisors (214083034).

423442046 is a wasteful number, since it uses less digits than its factorization.

423442046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787338.

The product of its (nonzero) digits is 18432, while the sum is 29.

The square root of 423442046 is about 20577.7075010799. The cubic root of 423442046 is about 750.9274724389.

The spelling of 423442046 in words is "four hundred twenty-three million, four hundred forty-two thousand, forty-six".