3900742 has 8 divisors (see below), whose sum is σ = 5871096. Its totient is φ = 1943712.

The previous prime is 3900737. The next prime is 3900749. The reversal of 3900742 is 2470093.

3900742 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3900749) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2563 + ... + 3790.

It is an arithmetic number, because the mean of its divisors is an integer number (733887).

Almost surely, 2^3900742 is an apocalyptic number.

3900742 is a deficient number, since it is larger than the sum of its proper divisors (1970354).

3900742 is a wasteful number, since it uses less digits than its factorization.

3900742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6662.

The product of its (nonzero) digits is 1512, while the sum is 25.

The square root of 3900742 is about 1975.0296200311. The cubic root of 3900742 is about 157.4160735361.

The spelling of 3900742 in words is "three million, nine hundred thousand, seven hundred forty-two".