464423643 has 12 divisors (see below), whose sum is σ = 672206808. Its totient is φ = 308982240.

The previous prime is 464423639. The next prime is 464423647. The reversal of 464423643 is 346324464.

464423643 is a `hidden beast` number, since 4 + 6 + 4 + 4 + 2 + 3 + 643 = 666.

It is an interprime number because it is at equal distance from previous prime (464423639) and next prime (464423647).

It is not a de Polignac number, because 464423643 - 2² = 464423639 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 464423598 and 464423607.

It is not an unprimeable number, because it can be changed into a prime (464423647) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 48130 + ... + 56967.

It is an arithmetic number, because the mean of its divisors is an integer number (56017234).

Almost surely, 2^464423643 is an apocalyptic number.

464423643 is a deficient number, since it is larger than the sum of its proper divisors (207783165).

464423643 is a wasteful number, since it uses less digits than its factorization.

464423643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105594 (or 105591 counting only the distinct ones).

The product of its digits is 165888, while the sum is 36.

The square root of 464423643 is about 21550.4905512612. The cubic root of 464423643 is about 774.4108699310.

The spelling of 464423643 in words is "four hundred sixty-four million, four hundred twenty-three thousand, six hundred forty-three".