73989914 has 16 divisors (see below), whose sum is σ = 117866880. Its totient is φ = 34735680.

The previous prime is 73989911. The next prime is 73989917. The reversal of 73989914 is 41998937.

It is an interprime number because it is at equal distance from previous prime (73989911) and next prime (73989917).

It is not an unprimeable number, because it can be changed into a prime (73989911) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4322 + ... + 12909.

It is an arithmetic number, because the mean of its divisors is an integer number (7366680).

Almost surely, 2^73989914 is an apocalyptic number.

73989914 is a deficient number, since it is larger than the sum of its proper divisors (43876966).

73989914 is a wasteful number, since it uses less digits than its factorization.

73989914 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17365.

The product of its digits is 489888, while the sum is 50.

The square root of 73989914 is about 8601.7390102235. The cubic root of 73989914 is about 419.8145704505.

The spelling of 73989914 in words is "seventy-three million, nine hundred eighty-nine thousand, nine hundred fourteen".