34093721 has 8 divisors (see below), whose sum is σ = 36451584. Its totient is φ = 31775040.

The previous prime is 34093699. The next prime is 34093727. The reversal of 34093721 is 12739043.

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

It is a de Polignac number, because none of the positive numbers 2^k-34093721 is a prime.

It is a super-3 number, since 3×34093721³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34093727) 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, 7985 + ... + 11486.

It is an arithmetic number, because the mean of its divisors is an integer number (4556448).

Almost surely, 2^34093721 is an apocalyptic number.

It is an amenable number.

34093721 is a deficient number, since it is larger than the sum of its proper divisors (2357863).

34093721 is a wasteful number, since it uses less digits than its factorization.

34093721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19591.

The product of its (nonzero) digits is 4536, while the sum is 29.

The square root of 34093721 is about 5838.9828737546. The cubic root of 34093721 is about 324.2585733711.

The spelling of 34093721 in words is "thirty-four million, ninety-three thousand, seven hundred twenty-one".