73681914 has 16 divisors (see below), whose sum is σ = 149862240. Its totient is φ = 24144240.

The previous prime is 73681913. The next prime is 73681921. The reversal of 73681914 is 41918637.

It is not an unprimeable number, because it can be changed into a prime (73681913) 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, 103717 + ... + 104424.

It is an arithmetic number, because the mean of its divisors is an integer number (9366390).

Almost surely, 2^73681914 is an apocalyptic number.

73681914 is an abundant number, since it is smaller than the sum of its proper divisors (76180326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73681914 is a wasteful number, since it uses less digits than its factorization.

73681914 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208205.

The product of its digits is 36288, while the sum is 39.

The square root of 73681914 is about 8583.8169831375. The cubic root of 73681914 is about 419.2312354415.

The spelling of 73681914 in words is "seventy-three million, six hundred eighty-one thousand, nine hundred fourteen".