3940700 has 36 divisors (see below), whose sum is σ = 8640072. Its totient is φ = 1560000.

The previous prime is 3940697. The next prime is 3940721. The reversal of 3940700 is 70493.

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, 15575 + ... + 15825.

It is an arithmetic number, because the mean of its divisors is an integer number (240002).

Almost surely, 2^3940700 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3940700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4320036).

3940700 is an abundant number, since it is smaller than the sum of its proper divisors (4699372).

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

3940700 is a wasteful number, since it uses less digits than its factorization.

3940700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 422 (or 415 counting only the distinct ones).

The product of its (nonzero) digits is 756, while the sum is 23.

The square root of 3940700 is about 1985.1196437495. The cubic root of 3940700 is about 157.9517558201.

The spelling of 3940700 in words is "three million, nine hundred forty thousand, seven hundred".