61098568 has 16 divisors (see below), whose sum is σ = 114968880. Its totient is φ = 30440208.

The previous prime is 61098529. The next prime is 61098577. The reversal of 61098568 is 86589016.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11230 + ... + 15757.

It is an arithmetic number, because the mean of its divisors is an integer number (7185555).

Almost surely, 2^61098568 is an apocalyptic number.

It is an amenable number.

61098568 is a deficient number, since it is larger than the sum of its proper divisors (53870312).

61098568 is a wasteful number, since it uses less digits than its factorization.

61098568 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27276 (or 27272 counting only the distinct ones).

The product of its (nonzero) digits is 103680, while the sum is 43.

The square root of 61098568 is about 7816.5572984531. The cubic root of 61098568 is about 393.8616329819.

The spelling of 61098568 in words is "sixty-one million, ninety-eight thousand, five hundred sixty-eight".