3900747 has 8 divisors (see below), whose sum is σ = 5299344. Its totient is φ = 2551328.

The previous prime is 3900737. The next prime is 3900749. The reversal of 3900747 is 7470093.

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

It is a cyclic number.

It is not a de Polignac number, because 3900747 - 2¹⁹ = 3376459 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3900749) 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, 12108 + ... + 12425.

It is an arithmetic number, because the mean of its divisors is an integer number (662418).

Almost surely, 2^3900747 is an apocalyptic number.

3900747 is a deficient number, since it is larger than the sum of its proper divisors (1398597).

3900747 is a wasteful number, since it uses less digits than its factorization.

3900747 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24589.

The product of its (nonzero) digits is 5292, while the sum is 30.

The square root of 3900747 is about 1975.0308858344. The cubic root of 3900747 is about 157.4161407951.

The spelling of 3900747 in words is "three million, nine hundred thousand, seven hundred forty-seven".