34020136 has 16 divisors (see below), whose sum is σ = 63851040. Its totient is φ = 16993200.

The previous prime is 34020109. The next prime is 34020137. The reversal of 34020136 is 63102043.

It is not an unprimeable number, because it can be changed into a prime (34020137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12061 + ... + 14611.

It is an arithmetic number, because the mean of its divisors is an integer number (3990690).

Almost surely, 2^34020136 is an apocalyptic number.

It is an amenable number.

34020136 is a deficient number, since it is larger than the sum of its proper divisors (29830904).

34020136 is a wasteful number, since it uses less digits than its factorization.

34020136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4224 (or 4220 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 34020136 is about 5832.6782870308. The cubic root of 34020136 is about 324.0251212549.

Adding to 34020136 its reverse (63102043), we get a palindrome (97122179).

The spelling of 34020136 in words is "thirty-four million, twenty thousand, one hundred thirty-six".