3420641631 has 16 divisors (see below), whose sum is σ = 4983897600. Its totient is φ = 2069608320.

The previous prime is 3420641629. The next prime is 3420641641. The reversal of 3420641631 is 1361460243.

It is not a de Polignac number, because 3420641631 - 2¹ = 3420641629 is a prime.

It is a super-2 number, since 2×3420641631² = 23401578335460680322, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420641641) 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, 67831 + ... + 106968.

It is an arithmetic number, because the mean of its divisors is an integer number (311493600).

Almost surely, 2^3420641631 is an apocalyptic number.

3420641631 is a deficient number, since it is larger than the sum of its proper divisors (1563255969).

3420641631 is a wasteful number, since it uses less digits than its factorization.

3420641631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 175406.

The product of its (nonzero) digits is 10368, while the sum is 30.

The square root of 3420641631 is about 58486.2516408771. The cubic root of 3420641631 is about 1506.7314694687.

The spelling of 3420641631 in words is "three billion, four hundred twenty million, six hundred forty-one thousand, six hundred thirty-one".