3842738172 has 360 divisors, whose sum is σ = 12907100976. Its totient is φ = 987614208.

The previous prime is 3842738171. The next prime is 3842738173. The reversal of 3842738172 is 2718372483.

It is an interprime number because it is at equal distance from previous prime (3842738171) and next prime (3842738173).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3842738171) by changing a digit.

It is a polite number, since it can be written in 119 ways as a sum of consecutive naturals, for example, 8874468 + ... + 8874900.

Almost surely, 2^3842738172 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3842738172, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6453550488).

3842738172 is an abundant number, since it is smaller than the sum of its proper divisors (9064362804).

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

3842738172 is a wasteful number, since it uses less digits than its factorization.

3842738172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 519 (or 501 counting only the distinct ones).

The product of its digits is 451584, while the sum is 45.

The square root of 3842738172 is about 61989.8231325110. The cubic root of 3842738172 is about 1566.3191757053.

The spelling of 3842738172 in words is "three billion, eight hundred forty-two million, seven hundred thirty-eight thousand, one hundred seventy-two".