3430140 has 48 divisors (see below), whose sum is σ = 10977792. Its totient is φ = 783936.

The previous prime is 3430123. The next prime is 3430171. The reversal of 3430140 is 410343.

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 pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3664 + ... + 4503.

It is an arithmetic number, because the mean of its divisors is an integer number (228704).

Almost surely, 2^3430140 is an apocalyptic number.

3430140 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

3430140 is an abundant number, since it is smaller than the sum of its proper divisors (7547652).

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

3430140 is a wasteful number, since it uses less digits than its factorization.

3430140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8186 (or 8184 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 3430140 is about 1852.0637138068. The cubic root of 3430140 is about 150.8124801169.

Adding to 3430140 its reverse (410343), we get a palindrome (3840483).

It can be divided in two parts, 3430 and 140, that added together give a triangular number (3570 = T₈₄).

The spelling of 3430140 in words is "three million, four hundred thirty thousand, one hundred forty".