73622213 has 16 divisors (see below), whose sum is σ = 88356480. Its totient is φ = 60008256.

The previous prime is 73622209. The next prime is 73622231. The reversal of 73622213 is 31222637.

It is not a de Polignac number, because 73622213 - 2² = 73622209 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73625213) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10895 + ... + 16307.

It is an arithmetic number, because the mean of its divisors is an integer number (5522280).

Almost surely, 2^73622213 is an apocalyptic number.

It is an amenable number.

73622213 is a deficient number, since it is larger than the sum of its proper divisors (14734267).

73622213 is a wasteful number, since it uses less digits than its factorization.

73622213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5516.

The product of its digits is 3024, while the sum is 26.

The square root of 73622213 is about 8580.3387462267. The cubic root of 73622213 is about 419.1179770425.

The spelling of 73622213 in words is "seventy-three million, six hundred twenty-two thousand, two hundred thirteen".