3905906746 has 16 divisors (see below), whose sum is σ = 6696907200. Its totient is φ = 1673693280.

The previous prime is 3905906743. The next prime is 3905906749. The reversal of 3905906746 is 6476095093.

It is an interprime number because it is at equal distance from previous prime (3905906743) and next prime (3905906749).

It is a super-2 number, since 2×3905906746² = 30512215016896617032, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3905906746.

It is not an unprimeable number, because it can be changed into a prime (3905906743) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 87405 + ... + 124303.

It is an arithmetic number, because the mean of its divisors is an integer number (418556700).

Almost surely, 2^3905906746 is an apocalyptic number.

3905906746 is a deficient number, since it is larger than the sum of its proper divisors (2791000454).

3905906746 is a wasteful number, since it uses less digits than its factorization.

3905906746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44469.

The product of its (nonzero) digits is 1224720, while the sum is 49.

The square root of 3905906746 is about 62497.2539076718. The cubic root of 3905906746 is about 1574.8551805704.

The spelling of 3905906746 in words is "three billion, nine hundred five million, nine hundred six thousand, seven hundred forty-six".