3726543 has 4 divisors (see below), whose sum is σ = 4968728. Its totient is φ = 2484360.

The previous prime is 3726539. The next prime is 3726559. The reversal of 3726543 is 3456273.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3456273 = 3 ⋅1152091.

It is not a de Polignac number, because 3726543 - 2² = 3726539 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3726543.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3726523) 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, 621088 + ... + 621093.

It is an arithmetic number, because the mean of its divisors is an integer number (1242182).

Almost surely, 2^3726543 is an apocalyptic number.

3726543 is a deficient number, since it is larger than the sum of its proper divisors (1242185).

3726543 is a wasteful number, since it uses less digits than its factorization.

3726543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1242184.

The product of its digits is 15120, while the sum is 30.

The square root of 3726543 is about 1930.4256007420. The cubic root of 3726543 is about 155.0370081593.

The spelling of 3726543 in words is "three million, seven hundred twenty-six thousand, five hundred forty-three".