421413895 has 16 divisors (see below), whose sum is σ = 578560320. Its totient is φ = 288658944.

The previous prime is 421413893. The next prime is 421413899. The reversal of 421413895 is 598314124.

It is not a de Polignac number, because 421413895 - 2¹ = 421413893 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (421413893) 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, 29349 + ... + 41281.

It is an arithmetic number, because the mean of its divisors is an integer number (36160020).

Almost surely, 2^421413895 is an apocalyptic number.

421413895 is a deficient number, since it is larger than the sum of its proper divisors (157146425).

421413895 is a wasteful number, since it uses less digits than its factorization.

421413895 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12954.

The product of its digits is 34560, while the sum is 37.

The square root of 421413895 is about 20528.3680549624. The cubic root of 421413895 is about 749.7266529799.

The spelling of 421413895 in words is "four hundred twenty-one million, four hundred thirteen thousand, eight hundred ninety-five".