3890539 has 4 divisors (see below), whose sum is σ = 3916800. Its totient is φ = 3864280.

The previous prime is 3890527. The next prime is 3890543. The reversal of 3890539 is 9350983.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3890539 - 2⁵ = 3890507 is a prime.

It is a Duffinian number.

3890539 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3890498 and 3890507.

It is not an unprimeable number, because it can be changed into a prime (3890239) 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, 12907 + ... + 13204.

It is an arithmetic number, because the mean of its divisors is an integer number (979200).

Almost surely, 2^3890539 is an apocalyptic number.

3890539 is a deficient number, since it is larger than the sum of its proper divisors (26261).

3890539 is a wasteful number, since it uses less digits than its factorization.

3890539 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26260.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 3890539 is about 1972.4449295227. Note that the first 3 decimals coincide. The cubic root of 3890539 is about 157.2787049204.

The spelling of 3890539 in words is "three million, eight hundred ninety thousand, five hundred thirty-nine".