636483424 has 12 divisors (see below), whose sum is σ = 1253076804. Its totient is φ = 318241696.

The previous prime is 636483409. The next prime is 636483431. The reversal of 636483424 is 424384636.

It is a super-2 number, since 2×636483424² = 810222298053527552, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9945022 + ... + 9945085.

It is an arithmetic number, because the mean of its divisors is an integer number (104423067).

Almost surely, 2^636483424 is an apocalyptic number.

It is an amenable number.

636483424 is a deficient number, since it is larger than the sum of its proper divisors (616593380).

636483424 is a wasteful number, since it uses less digits than its factorization.

636483424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19890117 (or 19890109 counting only the distinct ones).

The product of its digits is 331776, while the sum is 40.

The square root of 636483424 is about 25228.6231094763. The cubic root of 636483424 is about 860.1925943276.

The spelling of 636483424 in words is "six hundred thirty-six million, four hundred eighty-three thousand, four hundred twenty-four".