3706523 has 4 divisors (see below), whose sum is σ = 3796968. Its totient is φ = 3616080.

The previous prime is 3706499. The next prime is 3706529. The reversal of 3706523 is 3256073.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3256073 = 509 ⋅6397.

It is a cyclic number.

It is not a de Polignac number, because 3706523 - 2²⁰ = 2657947 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 3706492 and 3706501.

It is not an unprimeable number, because it can be changed into a prime (3706529) 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, 45161 + ... + 45242.

It is an arithmetic number, because the mean of its divisors is an integer number (949242).

Almost surely, 2^3706523 is an apocalyptic number.

3706523 is a deficient number, since it is larger than the sum of its proper divisors (90445).

3706523 is an equidigital number, since it uses as much as digits as its factorization.

3706523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90444.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 3706523 is about 1925.2332326240. The cubic root of 3706523 is about 154.7588758727.

The spelling of 3706523 in words is "three million, seven hundred six thousand, five hundred twenty-three".