73018252 has 12 divisors (see below), whose sum is σ = 128058840. Its totient is φ = 36430016.

The previous prime is 73018249. The next prime is 73018271. The reversal of 73018252 is 25281037.

It is a self number, because there is not a number n which added to its sum of digits gives 73018252.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17677 + ... + 21412.

It is an arithmetic number, because the mean of its divisors is an integer number (10671570).

Almost surely, 2^73018252 is an apocalyptic number.

It is an amenable number.

73018252 is a deficient number, since it is larger than the sum of its proper divisors (55040588).

73018252 is a wasteful number, since it uses less digits than its factorization.

73018252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39560 (or 39558 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 73018252 is about 8545.0717960705. The cubic root of 73018252 is about 417.9687483790.

Adding to 73018252 its reverse (25281037), we get a palindrome (98299289).

The spelling of 73018252 in words is "seventy-three million, eighteen thousand, two hundred fifty-two".