61100984 has 32 divisors (see below), whose sum is σ = 131203200. Its totient is φ = 26131680.

The previous prime is 61100983. The next prime is 61100989. The reversal of 61100984 is 48900116.

61100984 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 not an unprimeable number, because it can be changed into a prime (61100983) 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 7 ways as a sum of consecutive naturals, for example, 37907 + ... + 39485.

It is an arithmetic number, because the mean of its divisors is an integer number (4100100).

Almost surely, 2^61100984 is an apocalyptic number.

It is an amenable number.

61100984 is an abundant number, since it is smaller than the sum of its proper divisors (70102216).

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

61100984 is a wasteful number, since it uses less digits than its factorization.

61100984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2283 (or 2279 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 29.

The square root of 61100984 is about 7816.7118406655. The cubic root of 61100984 is about 393.8668243593.

The spelling of 61100984 in words is "sixty-one million, one hundred thousand, nine hundred eighty-four".