420267236 has 12 divisors (see below), whose sum is σ = 736250928. Its totient is φ = 209909832.

The previous prime is 420267233. The next prime is 420267241. The reversal of 420267236 is 632762024.

It is not an unprimeable number, because it can be changed into a prime (420267233) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51686 + ... + 59261.

It is an arithmetic number, because the mean of its divisors is an integer number (61354244).

Almost surely, 2^420267236 is an apocalyptic number.

It is an amenable number.

420267236 is a deficient number, since it is larger than the sum of its proper divisors (315983692).

420267236 is a wasteful number, since it uses less digits than its factorization.

420267236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111898 (or 111896 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 32.

The square root of 420267236 is about 20500.4203859336. The cubic root of 420267236 is about 749.0460380863.

The spelling of 420267236 in words is "four hundred twenty million, two hundred sixty-seven thousand, two hundred thirty-six".