3491687196 has 24 divisors (see below), whose sum is σ = 9052522640. Its totient is φ = 1163895696.

The previous prime is 3491687191. The next prime is 3491687207. The reversal of 3491687196 is 6917861943.

3491687196 is a `hidden beast` number, since 3 + 491 + 68 + 7 + 1 + 96 = 666.

3491687196 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3491687191) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16165111 + ... + 16165326.

Almost surely, 2^3491687196 is an apocalyptic number.

3491687196 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

3491687196 is an abundant number, since it is smaller than the sum of its proper divisors (5560835444).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3491687196 is a wasteful number, since it uses less digits than its factorization.

3491687196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32330450 (or 32330442 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 54.

The square root of 3491687196 is about 59090.5000486542. The cubic root of 3491687196 is about 1517.0915059476.

The spelling of 3491687196 in words is "three billion, four hundred ninety-one million, six hundred eighty-seven thousand, one hundred ninety-six".