73913229 has 40 divisors (see below), whose sum is σ = 125931960. Its totient is φ = 42799104.

The previous prime is 73913219. The next prime is 73913233. The reversal of 73913229 is 92231937.

It can be written as a sum of positive squares in 4 ways, for example, as 9753129 + 64160100 = 3123^2 + 8010^2 .

It is not a de Polignac number, because 73913229 - 2⁵ = 73913197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 73913193 and 73913202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73913209) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 15837 + ... + 19965.

It is an arithmetic number, because the mean of its divisors is an integer number (3148299).

Almost surely, 2^73913229 is an apocalyptic number.

It is an amenable number.

73913229 is a deficient number, since it is larger than the sum of its proper divisors (52018731).

73913229 is a wasteful number, since it uses less digits than its factorization.

73913229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4171 (or 4162 counting only the distinct ones).

The product of its digits is 20412, while the sum is 36.

The square root of 73913229 is about 8597.2803257774. The cubic root of 73913229 is about 419.6694848704.

The spelling of 73913229 in words is "seventy-three million, nine hundred thirteen thousand, two hundred twenty-nine".