34427646 has 64 divisors (see below), whose sum is σ = 84326400. Its totient is φ = 10410840.

The previous prime is 34427629. The next prime is 34427651. The reversal of 34427646 is 64672443.

34427646 is a `hidden beast` number, since 3 + 4 + 4 + 2 + 7 + 646 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 34427646.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 71635 + ... + 72113.

It is an arithmetic number, because the mean of its divisors is an integer number (1317600).

Almost surely, 2^34427646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34427646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42163200).

34427646 is an abundant number, since it is smaller than the sum of its proper divisors (49898754).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

34427646 is a wasteful number, since it uses less digits than its factorization.

34427646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 523 (or 495 counting only the distinct ones).

The product of its digits is 96768, while the sum is 36.

The square root of 34427646 is about 5867.5076480564. The cubic root of 34427646 is about 325.3137671969.

The spelling of 34427646 in words is "thirty-four million, four hundred twenty-seven thousand, six hundred forty-six".