3520546 has 8 divisors (see below), whose sum is σ = 5451264. Its totient is φ = 1703460.

The previous prime is 3520537. The next prime is 3520549. The reversal of 3520546 is 6450253.

3520546 = T₄₆₁ + T₄₆₂ + ... + T₄₉₁.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 3520546.

It is not an unprimeable number, because it can be changed into a prime (3520549) 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, 28330 + ... + 28453.

It is an arithmetic number, because the mean of its divisors is an integer number (681408).

Almost surely, 2^3520546 is an apocalyptic number.

3520546 is a deficient number, since it is larger than the sum of its proper divisors (1930718).

3520546 is a wasteful number, since it uses less digits than its factorization.

3520546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56816.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 3520546 is about 1876.3118077761. The cubic root of 3520546 is about 152.1259632210.

Adding to 3520546 its reverse (6450253), we get a palindrome (9970799).

The spelling of 3520546 in words is "three million, five hundred twenty thousand, five hundred forty-six".