3534140 has 24 divisors (see below), whose sum is σ = 7514640. Its totient is φ = 1395968.

The previous prime is 3534121. The next prime is 3534151. The reversal of 3534140 is 414353.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 596 + ... + 2724.

It is an arithmetic number, because the mean of its divisors is an integer number (313110).

Almost surely, 2^3534140 is an apocalyptic number.

It is an amenable number.

3534140 is an abundant number, since it is smaller than the sum of its proper divisors (3980500).

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

3534140 is a wasteful number, since it uses less digits than its factorization.

3534140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2221 (or 2219 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 3534140 is about 1879.9308497921. The cubic root of 3534140 is about 152.3215147342.

Adding to 3534140 its reverse (414353), we get a palindrome (3948493).

The spelling of 3534140 in words is "three million, five hundred thirty-four thousand, one hundred forty".