34428791 has 8 divisors (see below), whose sum is σ = 36640800. Its totient is φ = 32237568.

The previous prime is 34428781. The next prime is 34428799. The reversal of 34428791 is 19782443.

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 34428791 - 2¹⁸ = 34166647 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 (34428799) 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, 1706 + ... + 8471.

It is an arithmetic number, because the mean of its divisors is an integer number (4580100).

Almost surely, 2^34428791 is an apocalyptic number.

34428791 is a deficient number, since it is larger than the sum of its proper divisors (2212009).

34428791 is a wasteful number, since it uses less digits than its factorization.

34428791 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10393.

The product of its digits is 48384, while the sum is 38.

The square root of 34428791 is about 5867.6052184856. The cubic root of 34428791 is about 325.3173736021.

The spelling of 34428791 in words is "thirty-four million, four hundred twenty-eight thousand, seven hundred ninety-one".