73394390 has 16 divisors (see below), whose sum is σ = 132585120. Its totient is φ = 29252160.

The previous prime is 73394383. The next prime is 73394393. The reversal of 73394390 is 9349337.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73394393) 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, 10250 + ... + 15869.

It is an arithmetic number, because the mean of its divisors is an integer number (8286570).

Almost surely, 2^73394390 is an apocalyptic number.

73394390 is a deficient number, since it is larger than the sum of its proper divisors (59190730).

73394390 is a wasteful number, since it uses less digits than its factorization.

73394390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26407.

The product of its (nonzero) digits is 61236, while the sum is 38.

The square root of 73394390 is about 8567.0525853411. The cubic root of 73394390 is about 418.6852119266.

The spelling of 73394390 in words is "seventy-three million, three hundred ninety-four thousand, three hundred ninety".