420896396 has 12 divisors (see below), whose sum is σ = 737060520. Its totient is φ = 210307680.

The previous prime is 420896339. The next prime is 420896407. The reversal of 420896396 is 693698024.

It is a self number, because there is not a number n which added to its sum of digits gives 420896396.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28241 + ... + 40488.

It is an arithmetic number, because the mean of its divisors is an integer number (61421710).

Almost surely, 2^420896396 is an apocalyptic number.

It is an amenable number.

420896396 is a deficient number, since it is larger than the sum of its proper divisors (316164124).

420896396 is a wasteful number, since it uses less digits than its factorization.

420896396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70264 (or 70262 counting only the distinct ones).

The product of its (nonzero) digits is 559872, while the sum is 47.

The square root of 420896396 is about 20515.7596983392. The cubic root of 420896396 is about 749.4196375402.

The spelling of 420896396 in words is "four hundred twenty million, eight hundred ninety-six thousand, three hundred ninety-six".