421259064 has 32 divisors (see below), whose sum is σ = 1054533120. Its totient is φ = 140234976.

The previous prime is 421259063. The next prime is 421259077. The reversal of 421259064 is 460952124.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421259063) 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, 7737 + ... + 30039.

It is an arithmetic number, because the mean of its divisors is an integer number (32954160).

Almost surely, 2^421259064 is an apocalyptic number.

It is an amenable number.

421259064 is an abundant number, since it is smaller than the sum of its proper divisors (633274056).

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

421259064 is a wasteful number, since it uses less digits than its factorization.

421259064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23099 (or 23095 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 421259064 is about 20524.5965611994. The cubic root of 421259064 is about 749.6348231122.

The spelling of 421259064 in words is "four hundred twenty-one million, two hundred fifty-nine thousand, sixty-four".