3861423 has 12 divisors (see below), whose sum is σ = 5595408. Its totient is φ = 2566080.

The previous prime is 3861419. The next prime is 3861433. The reversal of 3861423 is 3241683.

It is a happy number.

It is not a de Polignac number, because 3861423 - 2² = 3861419 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3861413) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3943 + ... + 4823.

It is an arithmetic number, because the mean of its divisors is an integer number (466284).

Almost surely, 2^3861423 is an apocalyptic number.

3861423 is a deficient number, since it is larger than the sum of its proper divisors (1733985).

3861423 is a wasteful number, since it uses less digits than its factorization.

3861423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1374 (or 1371 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 3861423 is about 1965.0503810335. The cubic root of 3861423 is about 156.8853748370.

The spelling of 3861423 in words is "three million, eight hundred sixty-one thousand, four hundred twenty-three".