3573939 has 4 divisors (see below), whose sum is σ = 4765256. Its totient is φ = 2382624.

The previous prime is 3573937. The next prime is 3573953. The reversal of 3573939 is 9393753.

It is a happy number.

3573939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9393753 = 3 ⋅3131251.

It is not a de Polignac number, because 3573939 - 2¹ = 3573937 is a prime.

It is a D-number.

It is a Duffinian number.

3573939 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 3573897 and 3573906.

It is not an unprimeable number, because it can be changed into a prime (3573937) 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, 595654 + ... + 595659.

It is an arithmetic number, because the mean of its divisors is an integer number (1191314).

Almost surely, 2^3573939 is an apocalyptic number.

3573939 is a deficient number, since it is larger than the sum of its proper divisors (1191317).

3573939 is a wasteful number, since it uses less digits than its factorization.

3573939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1191316.

The product of its digits is 76545, while the sum is 39.

The square root of 3573939 is about 1890.4864453362. The cubic root of 3573939 is about 152.8911610066.

It can be divided in two parts, 35739 and 39, that added together give a triangular number (35778 = T₂₆₇).

The spelling of 3573939 in words is "three million, five hundred seventy-three thousand, nine hundred thirty-nine".