34213885 has 32 divisors (see below), whose sum is σ = 44416512. Its totient is φ = 25259520.

The previous prime is 34213867. The next prime is 34213891. The reversal of 34213885 is 58831243.

It is a happy number.

It is not a de Polignac number, because 34213885 - 2⁷ = 34213757 is a prime.

It is a Duffinian number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 34213885.

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, 510622 + ... + 510688.

It is an arithmetic number, because the mean of its divisors is an integer number (1388016).

Almost surely, 2^34213885 is an apocalyptic number.

It is an amenable number.

34213885 is a deficient number, since it is larger than the sum of its proper divisors (10202627).

34213885 is a wasteful number, since it uses less digits than its factorization.

34213885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213.

The product of its digits is 23040, while the sum is 34.

The square root of 34213885 is about 5849.2636288682. The cubic root of 34213885 is about 324.6390786253.

The spelling of 34213885 in words is "thirty-four million, two hundred thirteen thousand, eight hundred eighty-five".