73916642 has 8 divisors (see below), whose sum is σ = 110941932. Its totient is φ = 36936000.

The previous prime is 73916597. The next prime is 73916651. The reversal of 73916642 is 24661937.

It can be written as a sum of positive squares in 2 ways, for example, as 72573361 + 1343281 = 8519^2 + 1159^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 73916596 and 73916605.

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, 6659 + ... + 13862.

Almost surely, 2^73916642 is an apocalyptic number.

73916642 is a deficient number, since it is larger than the sum of its proper divisors (37025290).

73916642 is a wasteful number, since it uses less digits than its factorization.

73916642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22324.

The product of its digits is 54432, while the sum is 38.

The square root of 73916642 is about 8597.4788164903. The cubic root of 73916642 is about 419.6759442910.

The spelling of 73916642 in words is "seventy-three million, nine hundred sixteen thousand, six hundred forty-two".