3490521867 has 48 divisors (see below), whose sum is σ = 5969595840. Its totient is φ = 1922973696.

The previous prime is 3490521823. The next prime is 3490521869. The reversal of 3490521867 is 7681250943.

3490521867 is a `hidden beast` number, since 3 + 49 + 0 + 521 + 86 + 7 = 666.

3490521867 is digitally balanced in base 10, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 3490521867 - 2⁶ = 3490521803 is a prime.

3490521867 is strictly pandigital in base 10.

It is not an unprimeable number, because it can be changed into a prime (3490521869) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2105703 + ... + 2107359.

It is an arithmetic number, because the mean of its divisors is an integer number (124366580).

It is a 1-persistent number, because it is pandigital, but 2⋅3490521867 = 6981043734 is not.

Almost surely, 2^3490521867 is an apocalyptic number.

3490521867 is a deficient number, since it is larger than the sum of its proper divisors (2479073973).

3490521867 is a wasteful number, since it uses less digits than its factorization.

3490521867 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2852 (or 2849 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 45.

The square root of 3490521867 is about 59080.6386813819. The cubic root of 3490521867 is about 1516.9227138670.

The spelling of 3490521867 in words is "three billion, four hundred ninety million, five hundred twenty-one thousand, eight hundred sixty-seven".