424161423 has 24 divisors (see below), whose sum is σ = 730649088. Its totient is φ = 231838992.

The previous prime is 424161421. The next prime is 424161461. The reversal of 424161423 is 324161424.

It is a happy number.

424161423 is a `hidden beast` number, since 4 + 2 + 41 + 614 + 2 + 3 = 666.

It is not a de Polignac number, because 424161423 - 2¹ = 424161421 is a prime.

It is a super-2 number, since 2×424161423² = 359825825522769858, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (424161421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 144915 + ... + 147812.

It is an arithmetic number, because the mean of its divisors is an integer number (30443712).

Almost surely, 2^424161423 is an apocalyptic number.

424161423 is a deficient number, since it is larger than the sum of its proper divisors (306487665).

424161423 is a wasteful number, since it uses less digits than its factorization.

424161423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 292763 (or 292760 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 424161423 is about 20595.1796059175. The cubic root of 424161423 is about 751.3524769421.

Subtracting from 424161423 its reverse (324161424), we obtain a palindrome (99999999).

The spelling of 424161423 in words is "four hundred twenty-four million, one hundred sixty-one thousand, four hundred twenty-three".