420366398 has 8 divisors (see below), whose sum is σ = 647591592. Its totient is φ = 204502536.

The previous prime is 420366379. The next prime is 420366403. The reversal of 420366398 is 893663024.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2840240 + ... + 2840387.

It is an arithmetic number, because the mean of its divisors is an integer number (80948949).

Almost surely, 2^420366398 is an apocalyptic number.

420366398 is a deficient number, since it is larger than the sum of its proper divisors (227225194).

420366398 is a wasteful number, since it uses less digits than its factorization.

420366398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5680666.

The product of its (nonzero) digits is 186624, while the sum is 41.

The square root of 420366398 is about 20502.8387790569. The cubic root of 420366398 is about 749.1049458921.

The spelling of 420366398 in words is "four hundred twenty million, three hundred sixty-six thousand, three hundred ninety-eight".