34201986 has 64 divisors (see below), whose sum is σ = 86515968. Its totient is φ = 8771328.

The previous prime is 34201969. The next prime is 34201987. The reversal of 34201986 is 68910243.

It is not an unprimeable number, because it can be changed into a prime (34201987) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 19356 + ... + 21048.

It is an arithmetic number, because the mean of its divisors is an integer number (1351812).

Almost surely, 2^34201986 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 34201986, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43257984).

34201986 is an abundant number, since it is smaller than the sum of its proper divisors (52313982).

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

34201986 is a wasteful number, since it uses less digits than its factorization.

34201986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 34201986 is about 5848.2464038376. The cubic root of 34201986 is about 324.6014396346.

The spelling of 34201986 in words is "thirty-four million, two hundred one thousand, nine hundred eighty-six".