421322104 has 32 divisors (see below), whose sum is σ = 904093920. Its totient is φ = 180314496.

The previous prime is 421322087. The next prime is 421322113. The reversal of 421322104 is 401223124.

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, 38422 + ... + 48154.

It is an arithmetic number, because the mean of its divisors is an integer number (28252935).

Almost surely, 2^421322104 is an apocalyptic number.

It is an amenable number.

421322104 is an abundant number, since it is smaller than the sum of its proper divisors (482771816).

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

421322104 is a wasteful number, since it uses less digits than its factorization.

421322104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10519 (or 10515 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 19.

The square root of 421322104 is about 20526.1322221211. The cubic root of 421322104 is about 749.6722146892.

Adding to 421322104 its reverse (401223124), we get a palindrome (822545228).

The spelling of 421322104 in words is "four hundred twenty-one million, three hundred twenty-two thousand, one hundred four".