421413896 has 8 divisors (see below), whose sum is σ = 790151070. Its totient is φ = 210706944.

The previous prime is 421413893. The next prime is 421413899. The reversal of 421413896 is 698314124.

It is an interprime number because it is at equal distance from previous prime (421413893) and next prime (421413899).

It can be written as a sum of positive squares in only one way, i.e., 246804100 + 174609796 = 15710^2 + 13214^2 .

It is a tau number, because it is divible by the number of its divisors (8).

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 as a sum of consecutive naturals, namely, 26338361 + ... + 26338376.

Almost surely, 2^421413896 is an apocalyptic number.

It is an amenable number.

421413896 is a deficient number, since it is larger than the sum of its proper divisors (368737174).

421413896 is a wasteful number, since it uses less digits than its factorization.

421413896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52676743 (or 52676739 counting only the distinct ones).

The product of its digits is 41472, while the sum is 38.

The square root of 421413896 is about 20528.3680793189. The cubic root of 421413896 is about 749.7266535729.

The spelling of 421413896 in words is "four hundred twenty-one million, four hundred thirteen thousand, eight hundred ninety-six".