4002070 has 8 divisors (see below), whose sum is σ = 7203744. Its totient is φ = 1600824.

The previous prime is 4002067. The next prime is 4002077. The reversal of 4002070 is 702004.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 4002070.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4002077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 200094 + ... + 200113.

It is an arithmetic number, because the mean of its divisors is an integer number (900468).

Almost surely, 2^4002070 is an apocalyptic number.

4002070 is a deficient number, since it is larger than the sum of its proper divisors (3201674).

4002070 is a wasteful number, since it uses less digits than its factorization.

4002070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400214.

The product of its (nonzero) digits is 56, while the sum is 13.

The square root of 4002070 is about 2000.5174330658. The cubic root of 4002070 is about 158.7674831428.

Adding to 4002070 its reverse (702004), we get a palindrome (4704074).

The spelling of 4002070 in words is "four million, two thousand, seventy".