424686368 has 18 divisors (see below), whose sum is σ = 836330859. Its totient is φ = 212284896.

The previous prime is 424686359. The next prime is 424686397. The reversal of 424686368 is 863686424.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in only one way, i.e., 212343184 + 212343184 = 14572^2 + 14572^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=14572.

It is a super-2 number, since 2×424686368² = 360717022330062848, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 114755 + ... + 118397.

Almost surely, 2^424686368 is an apocalyptic number.

It is an amenable number.

424686368 is a deficient number, since it is larger than the sum of its proper divisors (411644491).

424686368 is an frugal number, since it uses more digits than its factorization.

424686368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7296 (or 3645 counting only the distinct ones).

The product of its digits is 1327104, while the sum is 47.

The square root of 424686368 is about 20607.9200309007. The cubic root of 424686368 is about 751.6623087692.

The spelling of 424686368 in words is "four hundred twenty-four million, six hundred eighty-six thousand, three hundred sixty-eight".