464024421 has 24 divisors (see below), whose sum is σ = 769466880. Its totient is φ = 263959776.

The previous prime is 464024417. The next prime is 464024459. The reversal of 464024421 is 124420464.

It is a happy number.

It is not a de Polignac number, because 464024421 - 2² = 464024417 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464024411) 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, 2466 + ... + 30563.

It is an arithmetic number, because the mean of its divisors is an integer number (32061120).

Almost surely, 2^464024421 is an apocalyptic number.

It is an amenable number.

464024421 is a deficient number, since it is larger than the sum of its proper divisors (305442459).

464024421 is a wasteful number, since it uses less digits than its factorization.

464024421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33265 (or 33262 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 464024421 is about 21541.2260793113. The cubic root of 464024421 is about 774.1889098813.

Adding to 464024421 its reverse (124420464), we get a palindrome (588444885).

The spelling of 464024421 in words is "four hundred sixty-four million, twenty-four thousand, four hundred twenty-one".