49198018 has 8 divisors (see below), whose sum is σ = 73841040. Its totient is φ = 24584340.

The previous prime is 49197979. The next prime is 49198021. The reversal of 49198018 is 81089194.

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

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, 2508 + ... + 10231.

It is an arithmetic number, because the mean of its divisors is an integer number (9230130).

Almost surely, 2^49198018 is an apocalyptic number.

49198018 is a deficient number, since it is larger than the sum of its proper divisors (24643022).

49198018 is a wasteful number, since it uses less digits than its factorization.

49198018 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14672.

The product of its (nonzero) digits is 20736, while the sum is 40.

The square root of 49198018 is about 7014.1298818884. The cubic root of 49198018 is about 366.4228393640.

The spelling of 49198018 in words is "forty-nine million, one hundred ninety-eight thousand, eighteen".