73333340 has 24 divisors (see below), whose sum is σ = 154220640. Its totient is φ = 29291328.

The previous prime is 73333339. The next prime is 73333343. The reversal of 73333340 is 4333337.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73333343) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14369 + ... + 18791.

It is an arithmetic number, because the mean of its divisors is an integer number (6425860).

Almost surely, 2^73333340 is an apocalyptic number.

It is an amenable number.

73333340 is an abundant number, since it is smaller than the sum of its proper divisors (80887300).

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

73333340 is a wasteful number, since it uses less digits than its factorization.

73333340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5261 (or 5259 counting only the distinct ones).

The product of its (nonzero) digits is 6804, while the sum is 26.

The square root of 73333340 is about 8563.4887750262. The cubic root of 73333340 is about 418.5690912319.

Adding to 73333340 its reverse (4333337), we get a palindrome (77666677).

The spelling of 73333340 in words is "seventy-three million, three hundred thirty-three thousand, three hundred forty".