3921492950 has 12 divisors (see below), whose sum is σ = 7293976980. Its totient is φ = 1568597160.

The previous prime is 3921492947. The next prime is 3921492959. The reversal of 3921492950 is 592941293.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3921492959) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 39214880 + ... + 39214979.

It is an arithmetic number, because the mean of its divisors is an integer number (607831415).

Almost surely, 2^3921492950 is an apocalyptic number.

3921492950 is a deficient number, since it is larger than the sum of its proper divisors (3372484030).

3921492950 is a wasteful number, since it uses less digits than its factorization.

3921492950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78429871 (or 78429866 counting only the distinct ones).

The product of its (nonzero) digits is 174960, while the sum is 44.

The square root of 3921492950 is about 62621.8248696092. The cubic root of 3921492950 is about 1576.9471776637.

The spelling of 3921492950 in words is "three billion, nine hundred twenty-one million, four hundred ninety-two thousand, nine hundred fifty".