3426405657 has 16 divisors (see below), whose sum is σ = 4777833600. Its totient is φ = 2180068352.

The previous prime is 3426405643. The next prime is 3426405659. The reversal of 3426405657 is 7565046243.

3426405657 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 3426405657 - 2¹¹ = 3426403609 is a prime.

It is not an unprimeable number, because it can be changed into a prime (3426405659) 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, 24318 + ... + 86279.

It is an arithmetic number, because the mean of its divisors is an integer number (298614600).

Almost surely, 2^3426405657 is an apocalyptic number.

It is an amenable number.

3426405657 is a deficient number, since it is larger than the sum of its proper divisors (1351427943).

3426405657 is a wasteful number, since it uses less digits than its factorization.

3426405657 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111072.

The product of its (nonzero) digits is 604800, while the sum is 42.

The square root of 3426405657 is about 58535.5076598811. The cubic root of 3426405657 is about 1507.5773113380.

The spelling of 3426405657 in words is "three billion, four hundred twenty-six million, four hundred five thousand, six hundred fifty-seven".