421368827 has 12 divisors (see below), whose sum is σ = 463874208. Its totient is φ = 382470000.

The previous prime is 421368823. The next prime is 421368853. The reversal of 421368827 is 728863124.

It is not a de Polignac number, because 421368827 - 2² = 421368823 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421368823) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 88553 + ... + 93189.

It is an arithmetic number, because the mean of its divisors is an integer number (38656184).

Almost surely, 2^421368827 is an apocalyptic number.

421368827 is a deficient number, since it is larger than the sum of its proper divisors (42505381).

421368827 is a wasteful number, since it uses less digits than its factorization.

421368827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5410 (or 5399 counting only the distinct ones).

The product of its digits is 129024, while the sum is 41.

The square root of 421368827 is about 20527.2703251066. The cubic root of 421368827 is about 749.6999255861.

The spelling of 421368827 in words is "four hundred twenty-one million, three hundred sixty-eight thousand, eight hundred twenty-seven".