3495881 has 4 divisors (see below), whose sum is σ = 3526932. Its totient is φ = 3464832.

The previous prime is 3495851. The next prime is 3495883. The reversal of 3495881 is 1885943.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 198025 + 3297856 = 445^2 + 1816^2 .

It is a cyclic number.

It is not a de Polignac number, because 3495881 - 2¹⁰ = 3494857 is a prime.

It is a super-2 number, since 2×3495881² = 24442367932322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3495883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15356 + ... + 15581.

It is an arithmetic number, because the mean of its divisors is an integer number (881733).

Almost surely, 2^3495881 is an apocalyptic number.

It is an amenable number.

3495881 is a deficient number, since it is larger than the sum of its proper divisors (31051).

3495881 is a wasteful number, since it uses less digits than its factorization.

3495881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31050.

The product of its digits is 34560, while the sum is 38.

The square root of 3495881 is about 1869.7275202553. The cubic root of 3495881 is about 151.7698646901.

The spelling of 3495881 in words is "three million, four hundred ninety-five thousand, eight hundred eighty-one".