34210140 has 48 divisors (see below), whose sum is σ = 99096480. Its totient is φ = 8807680.

The previous prime is 34210139. The next prime is 34210151. The reversal of 34210140 is 4101243.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8091 + ... + 11570.

It is an arithmetic number, because the mean of its divisors is an integer number (2064510).

Almost surely, 2^34210140 is an apocalyptic number.

34210140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

34210140 is an abundant number, since it is smaller than the sum of its proper divisors (64886340).

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

34210140 is a wasteful number, since it uses less digits than its factorization.

34210140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19702 (or 19700 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 34210140 is about 5848.9434943415. The cubic root of 34210140 is about 324.6272333592.

Adding to 34210140 its reverse (4101243), we get a palindrome (38311383).

The spelling of 34210140 in words is "thirty-four million, two hundred ten thousand, one hundred forty".