61055198 has 8 divisors (see below), whose sum is σ = 91656792. Its totient is φ = 30502936.

The previous prime is 61055173. The next prime is 61055201. The reversal of 61055198 is 89155016.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

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, 9065 + ... + 14292.

It is an arithmetic number, because the mean of its divisors is an integer number (11457099).

Almost surely, 2^61055198 is an apocalyptic number.

61055198 is a deficient number, since it is larger than the sum of its proper divisors (30601594).

61055198 is a wasteful number, since it uses less digits than its factorization.

61055198 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24666.

The product of its (nonzero) digits is 10800, while the sum is 35.

The square root of 61055198 is about 7813.7825667214. The cubic root of 61055198 is about 393.7684184548.

The spelling of 61055198 in words is "sixty-one million, fifty-five thousand, one hundred ninety-eight".