34140630 has 32 divisors (see below), whose sum is σ = 82093824. Its totient is φ = 9086816.

The previous prime is 34140629. The next prime is 34140637. The reversal of 34140630 is 3604143.

It is a junction number, because it is equal to n+sod(n) for n = 34140597 and 34140606.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34140637) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25969 + ... + 27251.

It is an arithmetic number, because the mean of its divisors is an integer number (2565432).

Almost surely, 2^34140630 is an apocalyptic number.

34140630 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

34140630 is an abundant number, since it is smaller than the sum of its proper divisors (47953194).

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

34140630 is a wasteful number, since it uses less digits than its factorization.

34140630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2180.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 34140630 is about 5842.9983741227. The cubic root of 34140630 is about 324.4072192632.

Adding to 34140630 its reverse (3604143), we get a palindrome (37744773).

The spelling of 34140630 in words is "thirty-four million, one hundred forty thousand, six hundred thirty".