3491699 has 4 divisors (see below), whose sum is σ = 3643536. Its totient is φ = 3339864.

The previous prime is 3491689. The next prime is 3491707. The reversal of 3491699 is 9961943.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3491699 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3491639) 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, 75884 + ... + 75929.

It is an arithmetic number, because the mean of its divisors is an integer number (910884).

Almost surely, 2^3491699 is an apocalyptic number.

3491699 is a deficient number, since it is larger than the sum of its proper divisors (151837).

3491699 is a wasteful number, since it uses less digits than its factorization.

3491699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151836.

The product of its digits is 52488, while the sum is 41.

The square root of 3491699 is about 1868.6088408225. The cubic root of 3491699 is about 151.7093215506.

It can be divided in two parts, 349 and 1699, that added together give a 11-th power (2048 = 2¹¹).

The spelling of 3491699 in words is "three million, four hundred ninety-one thousand, six hundred ninety-nine".