465605421 has 16 divisors (see below), whose sum is σ = 624879360. Its totient is φ = 308375360.

The previous prime is 465605417. The next prime is 465605429. The reversal of 465605421 is 124506564.

It is a cyclic number.

It is not a de Polignac number, because 465605421 - 2² = 465605417 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (465605429) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 378235 + ... + 379463.

It is an arithmetic number, because the mean of its divisors is an integer number (39054960).

Almost surely, 2^465605421 is an apocalyptic number.

It is an amenable number.

465605421 is a deficient number, since it is larger than the sum of its proper divisors (159273939).

465605421 is a wasteful number, since it uses less digits than its factorization.

465605421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956.

The product of its (nonzero) digits is 28800, while the sum is 33.

The square root of 465605421 is about 21577.8919498639. The cubic root of 465605421 is about 775.0671719787.

The spelling of 465605421 in words is "four hundred sixty-five million, six hundred five thousand, four hundred twenty-one".