3942612 has 18 divisors (see below), whose sum is σ = 9966138. Its totient is φ = 1314192.

The previous prime is 3942581. The next prime is 3942619. The reversal of 3942612 is 2162493.

3942612 is a `hidden beast` number, since 3 + 9 + 42 + 612 = 666.

It can be written as a sum of positive squares in only one way, i.e., 2414916 + 1527696 = 1554^2 + 1236^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3942619) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 54723 + ... + 54794.

Almost surely, 2^3942612 is an apocalyptic number.

It is an amenable number.

3942612 is an abundant number, since it is smaller than the sum of its proper divisors (6023526).

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

3942612 is a wasteful number, since it uses less digits than its factorization.

3942612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109527 (or 109522 counting only the distinct ones).

The product of its digits is 2592, while the sum is 27.

The square root of 3942612 is about 1985.6011684122. The cubic root of 3942612 is about 157.9772973843.

It can be divided in two parts, 3942 and 612, that added together give a palindrome (4554).

The spelling of 3942612 in words is "three million, nine hundred forty-two thousand, six hundred twelve".