63486344 has 16 divisors (see below), whose sum is σ = 119379420. Its totient is φ = 31651840.

The previous prime is 63486341. The next prime is 63486349. The reversal of 63486344 is 44368436.

It can be written as a sum of positive squares in 2 ways, for example, as 56400100 + 7086244 = 7510^2 + 2662^2 .

It is a junction number, because it is equal to n+sod(n) for n = 63486298 and 63486307.

It is not an unprimeable number, because it can be changed into a prime (63486341) 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, 8417 + ... + 14064.

Almost surely, 2^63486344 is an apocalyptic number.

It is an amenable number.

63486344 is a deficient number, since it is larger than the sum of its proper divisors (55893076).

63486344 is a wasteful number, since it uses less digits than its factorization.

63486344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22840 (or 22836 counting only the distinct ones).

The product of its digits is 165888, while the sum is 38.

The square root of 63486344 is about 7967.8318255345. The cubic root of 63486344 is about 398.9270076254.

It can be divided in two parts, 634863 and 44, that multiplied together give a palindrome (27933972).

The spelling of 63486344 in words is "sixty-three million, four hundred eighty-six thousand, three hundred forty-four".