73438342 has 4 divisors (see below), whose sum is σ = 110157516. Its totient is φ = 36719170.

The previous prime is 73438319. The next prime is 73438369. The reversal of 73438342 is 24383437.

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 = 73438298 and 73438307.

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, 18359584 + ... + 18359587.

It is an arithmetic number, because the mean of its divisors is an integer number (27539379).

Almost surely, 2^73438342 is an apocalyptic number.

73438342 is a deficient number, since it is larger than the sum of its proper divisors (36719174).

73438342 is a wasteful number, since it uses less digits than its factorization.

73438342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36719173.

The product of its digits is 48384, while the sum is 34.

The square root of 73438342 is about 8569.6173776896. The cubic root of 73438342 is about 418.7687713572.

The spelling of 73438342 in words is "seventy-three million, four hundred thirty-eight thousand, three hundred forty-two".