421949468 has 12 divisors (see below), whose sum is σ = 738820152. Its totient is φ = 210858000.

The previous prime is 421949441. The next prime is 421949477. The reversal of 421949468 is 864949124.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20783 + ... + 35718.

It is an arithmetic number, because the mean of its divisors is an integer number (61568346).

Almost surely, 2^421949468 is an apocalyptic number.

It is an amenable number.

421949468 is a deficient number, since it is larger than the sum of its proper divisors (316870684).

421949468 is a wasteful number, since it uses less digits than its factorization.

421949468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58372 (or 58370 counting only the distinct ones).

The product of its digits is 497664, while the sum is 47.

The square root of 421949468 is about 20541.4086177166. The cubic root of 421949468 is about 750.0441265889.

The spelling of 421949468 in words is "four hundred twenty-one million, nine hundred forty-nine thousand, four hundred sixty-eight".