3497779 has 2 divisors, whose sum is σ = 3497780. Its totient is φ = 3497778.

The previous prime is 3497759. The next prime is 3497827. The reversal of 3497779 is 9777943.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 3497779 - 2⁹ = 3497267 is a prime.

It is not a weakly prime, because it can be changed into another prime (3497759) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1748889 + 1748890.

It is an arithmetic number, because the mean of its divisors is an integer number (1748890).

Almost surely, 2^3497779 is an apocalyptic number.

3497779 is a deficient number, since it is larger than the sum of its proper divisors (1).

3497779 is an equidigital number, since it uses as much as digits as its factorization.

3497779 is an evil number, because the sum of its binary digits is even.

The product of its digits is 333396, while the sum is 46.

The square root of 3497779 is about 1870.2350119704. The cubic root of 3497779 is about 151.7973262548.

It can be divided in two parts, 349 and 7779, that added together give a triangular number (8128 = T₁₂₇).

The spelling of 3497779 in words is "three million, four hundred ninety-seven thousand, seven hundred seventy-nine".