73059397 has 4 divisors (see below), whose sum is σ = 73077100. Its totient is φ = 73041696.

The previous prime is 73059377. The next prime is 73059401. The reversal of 73059397 is 79395037.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 23483716 + 49575681 = 4846^2 + 7041^2 .

It is a cyclic number.

It is not a de Polignac number, because 73059397 - 2¹¹ = 73057349 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 (73059317) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 979 + ... + 12127.

It is an arithmetic number, because the mean of its divisors is an integer number (18269275).

Almost surely, 2^73059397 is an apocalyptic number.

It is an amenable number.

73059397 is a deficient number, since it is larger than the sum of its proper divisors (17703).

73059397 is a wasteful number, since it uses less digits than its factorization.

73059397 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17702.

The product of its (nonzero) digits is 178605, while the sum is 43.

The square root of 73059397 is about 8547.4789850575. The cubic root of 73059397 is about 418.0472406030.

The spelling of 73059397 in words is "seventy-three million, fifty-nine thousand, three hundred ninety-seven".