423992465 has 16 divisors (see below), whose sum is σ = 571753728. Its totient is φ = 299487936.

The previous prime is 423992449. The next prime is 423992483. The reversal of 423992465 is 564299324.

It is a cyclic number.

It is not a de Polignac number, because 423992465 - 2⁴ = 423992449 is a prime.

It is a super-2 number, since 2×423992465² = 359539220753552450, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 140309 + ... + 143298.

It is an arithmetic number, because the mean of its divisors is an integer number (35734608).

Almost surely, 2^423992465 is an apocalyptic number.

It is an amenable number.

423992465 is a deficient number, since it is larger than the sum of its proper divisors (147761263).

423992465 is a wasteful number, since it uses less digits than its factorization.

423992465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283648.

The product of its digits is 466560, while the sum is 44.

The square root of 423992465 is about 20591.0773151868. The cubic root of 423992465 is about 751.2527005642.

The spelling of 423992465 in words is "four hundred twenty-three million, nine hundred ninety-two thousand, four hundred sixty-five".