3499775 has 6 divisors (see below), whose sum is σ = 4339752. Its totient is φ = 2799800.

The previous prime is 3499763. The next prime is 3499787. The reversal of 3499775 is 5779943.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (3499763) and next prime (3499787).

It is not a de Polignac number, because 3499775 - 2⁴ = 3499759 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 69971 + ... + 70020.

It is an arithmetic number, because the mean of its divisors is an integer number (723292).

Almost surely, 2^3499775 is an apocalyptic number.

3499775 is a deficient number, since it is larger than the sum of its proper divisors (839977).

3499775 is a wasteful number, since it uses less digits than its factorization.

3499775 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140001 (or 139996 counting only the distinct ones).

The product of its digits is 238140, while the sum is 44.

The square root of 3499775 is about 1870.7685586411. The cubic root of 3499775 is about 151.8261950359.

The spelling of 3499775 in words is "three million, four hundred ninety-nine thousand, seven hundred seventy-five".