3499688403 has 16 divisors (see below), whose sum is σ = 5216538240. Its totient is φ = 2318809032.

The previous prime is 3499688399. The next prime is 3499688461. The reversal of 3499688403 is 3048869943.

It is a happy number.

It is not a de Polignac number, because 3499688403 - 2² = 3499688399 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3499688403.

It is not an unprimeable number, because it can be changed into a prime (3499688473) 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 15 ways as a sum of consecutive naturals, for example, 393201 + ... + 402002.

It is an arithmetic number, because the mean of its divisors is an integer number (326033640).

Almost surely, 2^3499688403 is an apocalyptic number.

3499688403 is a deficient number, since it is larger than the sum of its proper divisors (1716849837).

3499688403 is a wasteful number, since it uses less digits than its factorization.

3499688403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 795375 (or 795369 counting only the distinct ones).

The product of its (nonzero) digits is 4478976, while the sum is 54.

The square root of 3499688403 is about 59158.1642970774. The cubic root of 3499688403 is about 1518.2494278381.

The spelling of 3499688403 in words is "three billion, four hundred ninety-nine million, six hundred eighty-eight thousand, four hundred three".