464243420 has 24 divisors (see below), whose sum is σ = 982593024. Its totient is φ = 184234176.

The previous prime is 464243401. The next prime is 464243443. The reversal of 464243420 is 24342464.

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, 88847 + ... + 93926.

It is an arithmetic number, because the mean of its divisors is an integer number (40941376).

Almost surely, 2^464243420 is an apocalyptic number.

It is an amenable number.

464243420 is an abundant number, since it is smaller than the sum of its proper divisors (518349604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

464243420 is a wasteful number, since it uses less digits than its factorization.

464243420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182909 (or 182907 counting only the distinct ones).

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

The square root of 464243420 is about 21546.3087325880. The cubic root of 464243420 is about 774.3106850319.

Adding to 464243420 its reverse (24342464), we get a palindrome (488585884).

The spelling of 464243420 in words is "four hundred sixty-four million, two hundred forty-three thousand, four hundred twenty".