73742818 has 8 divisors (see below), whose sum is σ = 110835648. Its totient is φ = 36797604.

The previous prime is 73742803. The next prime is 73742843. The reversal of 73742818 is 81824737.

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

It is a super-2 number, since 2×73742818² = 10876006413162248, which contains 22 as substring.

It is an unprimeable number.

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, 35646 + ... + 37657.

It is an arithmetic number, because the mean of its divisors is an integer number (13854456).

Almost surely, 2^73742818 is an apocalyptic number.

73742818 is a deficient number, since it is larger than the sum of its proper divisors (37092830).

73742818 is a wasteful number, since it uses less digits than its factorization.

73742818 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73808.

The product of its digits is 75264, while the sum is 40.

The square root of 73742818 is about 8587.3638562716. The cubic root of 73742818 is about 419.3467130218.

The spelling of 73742818 in words is "seventy-three million, seven hundred forty-two thousand, eight hundred eighteen".