61004208 has 40 divisors (see below), whose sum is σ = 158069248. Its totient is φ = 20273472.

The previous prime is 61004191. The next prime is 61004213. The reversal of 61004208 is 80240016.

61004208 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15885 + ... + 19347.

Almost surely, 2^61004208 is an apocalyptic number.

It is an amenable number.

61004208 is an abundant number, since it is smaller than the sum of its proper divisors (97065040).

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

61004208 is a wasteful number, since it uses less digits than its factorization.

61004208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3841 (or 3835 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 21.

The square root of 61004208 is about 7810.5190608563. The cubic root of 61004208 is about 393.6587698945.

The spelling of 61004208 in words is "sixty-one million, four thousand, two hundred eight".