34546721 has 8 divisors (see below), whose sum is σ = 37759584. Its totient is φ = 31345920.

The previous prime is 34546697. The next prime is 34546763. The reversal of 34546721 is 12764543.

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

It is a cyclic number.

It is not a de Polignac number, because 34546721 - 2¹⁸ = 34284577 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34546781) 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, 3626 + ... + 9068.

It is an arithmetic number, because the mean of its divisors is an integer number (4719948).

Almost surely, 2^34546721 is an apocalyptic number.

It is an amenable number.

34546721 is a deficient number, since it is larger than the sum of its proper divisors (3212863).

34546721 is a wasteful number, since it uses less digits than its factorization.

34546721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6031.

The product of its digits is 20160, while the sum is 32.

The square root of 34546721 is about 5877.6458722859. The cubic root of 34546721 is about 325.6883901847.

The spelling of 34546721 in words is "thirty-four million, five hundred forty-six thousand, seven hundred twenty-one".