61803632 has 20 divisors (see below), whose sum is σ = 130630776. Its totient is φ = 28092480.

The previous prime is 61803631. The next prime is 61803641. The reversal of 61803632 is 23630816.

61803632 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-3 number, since 3×61803632³ (a number of 24 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 61803595 and 61803604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61803631) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 175403 + ... + 175754.

Almost surely, 2^61803632 is an apocalyptic number.

It is an amenable number.

61803632 is an abundant number, since it is smaller than the sum of its proper divisors (68827144).

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

61803632 is a wasteful number, since it uses less digits than its factorization.

61803632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351176 (or 351170 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 29.

The square root of 61803632 is about 7861.5286045400. The cubic root of 61803632 is about 395.3708678323.

The spelling of 61803632 in words is "sixty-one million, eight hundred three thousand, six hundred thirty-two".