3520827 has 12 divisors (see below), whose sum is σ = 5274360. Its totient is φ = 2347056.

The previous prime is 3520813. The next prime is 3520837. The reversal of 3520827 is 7280253.

It is not a de Polignac number, because 3520827 - 2¹² = 3516731 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

3520827 is a lucky number.

It is a self number, because there is not a number n which added to its sum of digits gives 3520827.

It is not an unprimeable number, because it can be changed into a prime (3520837) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7002 + ... + 7487.

It is an arithmetic number, because the mean of its divisors is an integer number (439530).

Almost surely, 2^3520827 is an apocalyptic number.

3520827 is a deficient number, since it is larger than the sum of its proper divisors (1753533).

3520827 is an equidigital number, since it uses as much as digits as its factorization.

3520827 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14504 (or 14492 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 3520827 is about 1876.3866872263. The cubic root of 3520827 is about 152.1300105343.

The spelling of 3520827 in words is "three million, five hundred twenty thousand, eight hundred twenty-seven".