3954961146 has 16 divisors (see below), whose sum is σ = 7929652608. Its totient is φ = 1315032000.

The previous prime is 3954961103. The next prime is 3954961151. The reversal of 3954961146 is 6411694593.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3954961095 and 3954961104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 819490 + ... + 824301.

It is an arithmetic number, because the mean of its divisors is an integer number (495603288).

Almost surely, 2^3954961146 is an apocalyptic number.

3954961146 is an abundant number, since it is smaller than the sum of its proper divisors (3974691462).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3954961146 is a wasteful number, since it uses less digits than its factorization.

3954961146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1644197.

The product of its digits is 699840, while the sum is 48.

The square root of 3954961146 is about 62888.4818229857. The cubic root of 3954961146 is about 1581.4206559532.

The spelling of 3954961146 in words is "three billion, nine hundred fifty-four million, nine hundred sixty-one thousand, one hundred forty-six".