464490421 has 8 divisors (see below), whose sum is σ = 473297760. Its totient is φ = 455714352.

The previous prime is 464490413. The next prime is 464490437. The reversal of 464490421 is 124094464.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 464490421 - 2³ = 464490413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (464490401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23331 + ... + 38383.

It is an arithmetic number, because the mean of its divisors is an integer number (59162220).

Almost surely, 2^464490421 is an apocalyptic number.

It is an amenable number.

464490421 is a deficient number, since it is larger than the sum of its proper divisors (8807339).

464490421 is a wasteful number, since it uses less digits than its factorization.

464490421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15635.

The product of its (nonzero) digits is 27648, while the sum is 34.

The square root of 464490421 is about 21552.0398338533. The cubic root of 464490421 is about 774.4479848450.

The spelling of 464490421 in words is "four hundred sixty-four million, four hundred ninety thousand, four hundred twenty-one".