3892444902 has 64 divisors (see below), whose sum is σ = 8977521600. Its totient is φ = 1248629760.

The previous prime is 3892444901. The next prime is 3892444903. The reversal of 3892444902 is 2094442983.

It is a happy number.

3892444902 is a `hidden beast` number, since 38 + 92 + 44 + 490 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (3892444901) and next prime (3892444903).

It is a super-2 number, since 2×3892444902² = 30302254630211579208, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3892444901) 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 31 ways as a sum of consecutive naturals, for example, 492502 + ... + 500342.

It is an arithmetic number, because the mean of its divisors is an integer number (140273775).

Almost surely, 2^3892444902 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3892444902, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4488760800).

3892444902 is an abundant number, since it is smaller than the sum of its proper divisors (5085076698).

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

3892444902 is a wasteful number, since it uses less digits than its factorization.

3892444902 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8198 (or 8192 counting only the distinct ones).

The product of its (nonzero) digits is 497664, while the sum is 45.

The square root of 3892444902 is about 62389.4614658598. The cubic root of 3892444902 is about 1573.0438335582.

The spelling of 3892444902 in words is "three billion, eight hundred ninety-two million, four hundred forty-four thousand, nine hundred two".