73489942 has 4 divisors (see below), whose sum is σ = 110234916. Its totient is φ = 36744970.

The previous prime is 73489937. The next prime is 73489957. The reversal of 73489942 is 24998437.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 73489892 and 73489901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18372484 + ... + 18372487.

It is an arithmetic number, because the mean of its divisors is an integer number (27558729).

Almost surely, 2^73489942 is an apocalyptic number.

73489942 is a deficient number, since it is larger than the sum of its proper divisors (36744974).

73489942 is a wasteful number, since it uses less digits than its factorization.

73489942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36744973.

The product of its digits is 435456, while the sum is 46.

The square root of 73489942 is about 8572.6274851996. The cubic root of 73489942 is about 418.8668282626.

The spelling of 73489942 in words is "seventy-three million, four hundred eighty-nine thousand, nine hundred forty-two".