3520499 has 2 divisors, whose sum is σ = 3520500. Its totient is φ = 3520498.

The previous prime is 3520487. The next prime is 3520507. The reversal of 3520499 is 9940253.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3520499 - 2⁴ = 3520483 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3520399) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760249 + 1760250.

It is an arithmetic number, because the mean of its divisors is an integer number (1760250).

Almost surely, 2^3520499 is an apocalyptic number.

3520499 is a deficient number, since it is larger than the sum of its proper divisors (1).

3520499 is an equidigital number, since it uses as much as digits as its factorization.

3520499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9720, while the sum is 32.

The square root of 3520499 is about 1876.2992831635. The cubic root of 3520499 is about 152.1252862472.

Adding to 3520499 its sum of digits (32), we get a triangular number (3520531 = T₂₆₅₃).

The spelling of 3520499 in words is "three million, five hundred twenty thousand, four hundred ninety-nine".