3570140 has 36 divisors (see below), whose sum is σ = 8723736. Its totient is φ = 1223712.

The previous prime is 3570139. The next prime is 3570169. The reversal of 3570140 is 410753.

It is a happy number.

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 11 ways as a sum of consecutive naturals, for example, 842 + ... + 2801.

It is an arithmetic number, because the mean of its divisors is an integer number (242326).

Almost surely, 2^3570140 is an apocalyptic number.

It is an amenable number.

3570140 is an abundant number, since it is smaller than the sum of its proper divisors (5153596).

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

3570140 is a wasteful number, since it uses less digits than its factorization.

3570140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3666 (or 3657 counting only the distinct ones).

The product of its (nonzero) digits is 420, while the sum is 20.

The square root of 3570140 is about 1889.4814103346. The cubic root of 3570140 is about 152.8369687511.

Adding to 3570140 its reverse (410753), we get a palindrome (3980893).

The spelling of 3570140 in words is "three million, five hundred seventy thousand, one hundred forty".