3435640 has 32 divisors (see below), whose sum is σ = 8326080. Its totient is φ = 1268352.

The previous prime is 3435623. The next prime is 3435661. The reversal of 3435640 is 465343.

3435640 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 2784 + ... + 3823.

It is an arithmetic number, because the mean of its divisors is an integer number (260190).

Almost surely, 2^3435640 is an apocalyptic number.

It is an amenable number.

3435640 is an abundant number, since it is smaller than the sum of its proper divisors (4890440).

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

3435640 is a wasteful number, since it uses less digits than its factorization.

3435640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6631 (or 6627 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 3435640 is about 1853.5479492044. The cubic root of 3435640 is about 150.8930429805.

The spelling of 3435640 in words is "three million, four hundred thirty-five thousand, six hundred forty".