3891762 has 48 divisors (see below), whose sum is σ = 9801792. Its totient is φ = 1092960.

The previous prime is 3891757. The next prime is 3891763. The reversal of 3891762 is 2671983.

3891762 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×3891762² = 30291622929288, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (3891763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8212 + ... + 8672.

It is an arithmetic number, because the mean of its divisors is an integer number (204204).

Almost surely, 2^3891762 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3891762, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4900896).

3891762 is an abundant number, since it is smaller than the sum of its proper divisors (5910030).

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

3891762 is a wasteful number, since it uses less digits than its factorization.

3891762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 543 (or 540 counting only the distinct ones).

The product of its digits is 18144, while the sum is 36.

The square root of 3891762 is about 1972.7549264924. The cubic root of 3891762 is about 157.2951835030.

The spelling of 3891762 in words is "three million, eight hundred ninety-one thousand, seven hundred sixty-two".