73906198 has 8 divisors (see below), whose sum is σ = 111174408. Its totient is φ = 36848064.

The previous prime is 73906193. The next prime is 73906211. The reversal of 73906198 is 89160937.

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

It is a super-2 number, since 2×73906198² = 10924252205630408, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73906193) 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 3 ways as a sum of consecutive naturals, for example, 51636 + ... + 53047.

It is an arithmetic number, because the mean of its divisors is an integer number (13896801).

Almost surely, 2^73906198 is an apocalyptic number.

73906198 is a deficient number, since it is larger than the sum of its proper divisors (37268210).

73906198 is a wasteful number, since it uses less digits than its factorization.

73906198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105038.

The product of its (nonzero) digits is 81648, while the sum is 43.

The square root of 73906198 is about 8596.8714076692. The cubic root of 73906198 is about 419.6561774207.

The spelling of 73906198 in words is "seventy-three million, nine hundred six thousand, one hundred ninety-eight".