3429240 has 96 divisors (see below), whose sum is σ = 11165040. Its totient is φ = 839680.

The previous prime is 3429203. The next prime is 3429287. The reversal of 3429240 is 429243.

It is a happy number.

3429240 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 3429240.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 83620 + ... + 83660.

Almost surely, 2^3429240 is an apocalyptic number.

3429240 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3429240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5582520).

3429240 is an abundant number, since it is smaller than the sum of its proper divisors (7735800).

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

3429240 is a wasteful number, since it uses less digits than its factorization.

3429240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113 (or 68 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 3429240 is about 1851.8207256643. The cubic root of 3429240 is about 150.7992889055.

The spelling of 3429240 in words is "three million, four hundred twenty-nine thousand, two hundred forty".