4202140 has 24 divisors (see below), whose sum is σ = 8885520. Its totient is φ = 1669248.

The previous prime is 4202117. The next prime is 4202141. The reversal of 4202140 is 412024.

It is a self number, because there is not a number n which added to its sum of digits gives 4202140.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4202141) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2616 + ... + 3904.

It is an arithmetic number, because the mean of its divisors is an integer number (370230).

Almost surely, 2^4202140 is an apocalyptic number.

It is an amenable number.

4202140 is an abundant number, since it is smaller than the sum of its proper divisors (4683380).

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

4202140 is a wasteful number, since it uses less digits than its factorization.

4202140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1461 (or 1459 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 4202140 is about 2049.9121932415. The cubic root of 4202140 is about 161.3702626267.

Adding to 4202140 its reverse (412024), we get a palindrome (4614164).

The spelling of 4202140 in words is "four million, two hundred two thousand, one hundred forty".