61536204 has 18 divisors (see below), whose sum is σ = 155549940. Its totient is φ = 20512056.

The previous prime is 61536187. The next prime is 61536239. The reversal of 61536204 is 40263516.

It is a tau number, because it is divible by the number of its divisors (18).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 854634 + ... + 854705.

Almost surely, 2^61536204 is an apocalyptic number.

It is an amenable number.

61536204 is an abundant number, since it is smaller than the sum of its proper divisors (94013736).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61536204 is a wasteful number, since it uses less digits than its factorization.

61536204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1709349 (or 1709344 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 61536204 is about 7844.5015137993. The cubic root of 61536204 is about 394.7997788883.

The spelling of 61536204 in words is "sixty-one million, five hundred thirty-six thousand, two hundred four".