34173993 has 8 divisors (see below), whose sum is σ = 52074688. Its totient is φ = 19527984.

The previous prime is 34173991. The next prime is 34174009. The reversal of 34173993 is 39937143.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 34173993 - 2¹ = 34173991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34173991) 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, 813646 + ... + 813687.

It is an arithmetic number, because the mean of its divisors is an integer number (6509336).

Almost surely, 2^34173993 is an apocalyptic number.

It is an amenable number.

34173993 is a deficient number, since it is larger than the sum of its proper divisors (17900695).

34173993 is a wasteful number, since it uses less digits than its factorization.

34173993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1627343.

The product of its digits is 61236, while the sum is 39.

The square root of 34173993 is about 5845.8526324224. The cubic root of 34173993 is about 324.5128575638.

The spelling of 34173993 in words is "thirty-four million, one hundred seventy-three thousand, nine hundred ninety-three".