61682536 has 16 divisors (see below), whose sum is σ = 119643300. Its totient is φ = 29777664.

The previous prime is 61682521. The next prime is 61682549. The reversal of 61682536 is 63528616.

It can be written as a sum of positive squares in 2 ways, for example, as 56160036 + 5522500 = 7494^2 + 2350^2 .

It is a junction number, because it is equal to n+sod(n) for n = 61682495 and 61682504.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 132705 + ... + 133168.

Almost surely, 2^61682536 is an apocalyptic number.

It is an amenable number.

61682536 is a deficient number, since it is larger than the sum of its proper divisors (57960764).

61682536 is a wasteful number, since it uses less digits than its factorization.

61682536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 265908 (or 265904 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 61682536 is about 7853.8230181231. The cubic root of 61682536 is about 395.1124734455.

The spelling of 61682536 in words is "sixty-one million, six hundred eighty-two thousand, five hundred thirty-six".