73499012 has 12 divisors (see below), whose sum is σ = 128732940. Its totient is φ = 36718176.

The previous prime is 73498981. The next prime is 73499017. The reversal of 73499012 is 21099437.

It can be written as a sum of positive squares in 2 ways, for example, as 34386496 + 39112516 = 5864^2 + 6254^2 .

It is a super-2 number, since 2×73499012² = 10804209529952288, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (73499017) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2087 + ... + 12302.

It is an arithmetic number, because the mean of its divisors is an integer number (10727745).

Almost surely, 2^73499012 is an apocalyptic number.

It is an amenable number.

73499012 is a deficient number, since it is larger than the sum of its proper divisors (55233928).

73499012 is a wasteful number, since it uses less digits than its factorization.

73499012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15670 (or 15668 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 73499012 is about 8573.1564782173. The cubic root of 73499012 is about 418.8840594906.

It can be divided in two parts, 7349 and 9012, that added together give a palindrome (16361).

The spelling of 73499012 in words is "seventy-three million, four hundred ninety-nine thousand, twelve".