73386742 has 24 divisors (see below), whose sum is σ = 130310208. Its totient is φ = 30790320.

The previous prime is 73386713. The next prime is 73386749. The reversal of 73386742 is 24768337.

It is a happy number.

It is a super-2 number, since 2×73386742² = 10771227802749128, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 73386695 and 73386704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73386749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8518 + ... + 14809.

It is an arithmetic number, because the mean of its divisors is an integer number (5429592).

Almost surely, 2^73386742 is an apocalyptic number.

73386742 is a deficient number, since it is larger than the sum of its proper divisors (56923466).

73386742 is a wasteful number, since it uses less digits than its factorization.

73386742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23364 (or 23353 counting only the distinct ones).

The product of its digits is 169344, while the sum is 40.

The square root of 73386742 is about 8566.6062124975. The cubic root of 73386742 is about 418.6706685093.

The spelling of 73386742 in words is "seventy-three million, three hundred eighty-six thousand, seven hundred forty-two".