61098684 has 48 divisors (see below), whose sum is σ = 146915328. Its totient is φ = 19752768.

The previous prime is 61098683. The next prime is 61098691. The reversal of 61098684 is 48689016.

61098684 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61098683) 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 15 ways as a sum of consecutive naturals, for example, 71202 + ... + 72054.

It is an arithmetic number, because the mean of its divisors is an integer number (3060736).

Almost surely, 2^61098684 is an apocalyptic number.

It is an amenable number.

61098684 is an abundant number, since it is smaller than the sum of its proper divisors (85816644).

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

61098684 is a wasteful number, since it uses less digits than its factorization.

61098684 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1034 (or 1032 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 61098684 is about 7816.5647185960. The cubic root of 61098684 is about 393.8618822399.

The spelling of 61098684 in words is "sixty-one million, ninety-eight thousand, six hundred eighty-four".