73023742 has 12 divisors (see below), whose sum is σ = 120399048. Its totient is φ = 33192500.

The previous prime is 73023719. The next prime is 73023793. The reversal of 73023742 is 24732037.

It is a self number, because there is not a number n which added to its sum of digits gives 73023742.

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 150634 + ... + 151117.

It is an arithmetic number, because the mean of its divisors is an integer number (10033254).

Almost surely, 2^73023742 is an apocalyptic number.

73023742 is a deficient number, since it is larger than the sum of its proper divisors (47375306).

73023742 is a wasteful number, since it uses less digits than its factorization.

73023742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 301775 (or 301764 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 28.

The square root of 73023742 is about 8545.3930278250. The cubic root of 73023742 is about 417.9792233440.

Adding to 73023742 its reverse (24732037), we get a palindrome (97755779).

The spelling of 73023742 in words is "seventy-three million, twenty-three thousand, seven hundred forty-two".