3851622 has 48 divisors (see below), whose sum is σ = 9081072. Its totient is φ = 1175040.

The previous prime is 3851611. The next prime is 3851641. The reversal of 3851622 is 2261583.

3851622 is a `hidden beast` number, since 38 + 5 + 1 + 622 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 12393 + ... + 12699.

It is an arithmetic number, because the mean of its divisors is an integer number (189189).

Almost surely, 2^3851622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3851622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4540536).

3851622 is an abundant number, since it is smaller than the sum of its proper divisors (5229450).

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

3851622 is a wasteful number, since it uses less digits than its factorization.

3851622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 373 (or 370 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 3851622 is about 1962.5549673831. The cubic root of 3851622 is about 156.7525277555.

The spelling of 3851622 in words is "three million, eight hundred fifty-one thousand, six hundred twenty-two".