3851948972 has 24 divisors (see below), whose sum is σ = 6838700400. Its totient is φ = 1898226176.

The previous prime is 3851948959. The next prime is 3851948977. The reversal of 3851948972 is 2798491583.

It is not an unprimeable number, because it can be changed into a prime (3851948977) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 57104 + ... + 104712.

It is an arithmetic number, because the mean of its divisors is an integer number (284945850).

Almost surely, 2^3851948972 is an apocalyptic number.

It is an amenable number.

3851948972 is a deficient number, since it is larger than the sum of its proper divisors (2986751428).

3851948972 is a wasteful number, since it uses less digits than its factorization.

3851948972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47905 (or 47903 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 56.

The square root of 3851948972 is about 62064.0715067905. The cubic root of 3851948972 is about 1567.5696330990.

The spelling of 3851948972 in words is "three billion, eight hundred fifty-one million, nine hundred forty-eight thousand, nine hundred seventy-two".