61936036 has 24 divisors (see below), whose sum is σ = 111234816. Its totient is φ = 30161280.

The previous prime is 61936031. The next prime is 61936057. The reversal of 61936036 is 63063916.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 61935992 and 61936010.

It is not an unprimeable number, because it can be changed into a prime (61936031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44625 + ... + 45991.

It is an arithmetic number, because the mean of its divisors is an integer number (4634784).

Almost surely, 2^61936036 is an apocalyptic number.

It is an amenable number.

61936036 is a deficient number, since it is larger than the sum of its proper divisors (49298780).

61936036 is a wasteful number, since it uses less digits than its factorization.

61936036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1659 (or 1657 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 34.

The square root of 61936036 is about 7869.9451078136. The cubic root of 61936036 is about 395.6530052210.

The spelling of 61936036 in words is "sixty-one million, nine hundred thirty-six thousand, thirty-six".