3487426791 has 16 divisors (see below), whose sum is σ = 4731566208. Its totient is φ = 2284207200.

The previous prime is 3487426781. The next prime is 3487426841. The reversal of 3487426791 is 1976247843.

It is not a de Polignac number, because 3487426791 - 2⁵ = 3487426759 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3487426781) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 155476 + ... + 176486.

It is an arithmetic number, because the mean of its divisors is an integer number (295722888).

Almost surely, 2^3487426791 is an apocalyptic number.

3487426791 is a deficient number, since it is larger than the sum of its proper divisors (1244139417).

3487426791 is a wasteful number, since it uses less digits than its factorization.

3487426791 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21982.

The product of its digits is 2032128, while the sum is 51.

The square root of 3487426791 is about 59054.4392150158. The cubic root of 3487426791 is about 1516.4742251075.

The spelling of 3487426791 in words is "three billion, four hundred eighty-seven million, four hundred twenty-six thousand, seven hundred ninety-one".