73040214 has 16 divisors (see below), whose sum is σ = 157317552. Its totient is φ = 22473888.

The previous prime is 73040213. The next prime is 73040221. The reversal of 73040214 is 41204037.

It is a super-2 number, since 2×73040214² = 10669745722331592, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73040213) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 468129 + ... + 468284.

It is an arithmetic number, because the mean of its divisors is an integer number (9832347).

Almost surely, 2^73040214 is an apocalyptic number.

73040214 is an abundant number, since it is smaller than the sum of its proper divisors (84277338).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73040214 is a wasteful number, since it uses less digits than its factorization.

73040214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 936431.

The product of its (nonzero) digits is 672, while the sum is 21.

The square root of 73040214 is about 8546.3567676525. The cubic root of 73040214 is about 418.0106489049.

The spelling of 73040214 in words is "seventy-three million, forty thousand, two hundred fourteen".