34428878 has 8 divisors (see below), whose sum is σ = 56338200. Its totient is φ = 15649480.

The previous prime is 34428869. The next prime is 34428881. The reversal of 34428878 is 87882443.

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

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 782453 + ... + 782496.

It is an arithmetic number, because the mean of its divisors is an integer number (7042275).

Almost surely, 2^34428878 is an apocalyptic number.

34428878 is a deficient number, since it is larger than the sum of its proper divisors (21909322).

34428878 is a wasteful number, since it uses less digits than its factorization.

34428878 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1564962.

The product of its digits is 344064, while the sum is 44.

The square root of 34428878 is about 5867.6126320677. The cubic root of 34428878 is about 325.3176476227.

The spelling of 34428878 in words is "thirty-four million, four hundred twenty-eight thousand, eight hundred seventy-eight".