61222898 has 8 divisors (see below), whose sum is σ = 100182960. Its totient is φ = 27828580.

The previous prime is 61222879. The next prime is 61222937. The reversal of 61222898 is 89822216.

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

It is a Curzon 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, 1391408 + ... + 1391451.

It is an arithmetic number, because the mean of its divisors is an integer number (12522870).

Almost surely, 2^61222898 is an apocalyptic number.

61222898 is a deficient number, since it is larger than the sum of its proper divisors (38960062).

61222898 is a wasteful number, since it uses less digits than its factorization.

61222898 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2782872.

The product of its digits is 27648, while the sum is 38.

The square root of 61222898 is about 7824.5062464030. The cubic root of 61222898 is about 394.1286094444.

The spelling of 61222898 in words is "sixty-one million, two hundred twenty-two thousand, eight hundred ninety-eight".