4012192 has 24 divisors (see below), whose sum is σ = 8316000. Its totient is φ = 1900224.

The previous prime is 4012171. The next prime is 4012193. The reversal of 4012192 is 2912104.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is not an unprimeable number, because it can be changed into a prime (4012193) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2692 + ... + 3907.

It is an arithmetic number, because the mean of its divisors is an integer number (346500).

Almost surely, 2^4012192 is an apocalyptic number.

It is an amenable number.

4012192 is an abundant number, since it is smaller than the sum of its proper divisors (4303808).

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

4012192 is a wasteful number, since it uses less digits than its factorization.

4012192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6628 (or 6620 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 4012192 is about 2003.0456809569. The cubic root of 4012192 is about 158.9012215602.

Adding to 4012192 its reverse (2912104), we get a palindrome (6924296).

The spelling of 4012192 in words is "four million, twelve thousand, one hundred ninety-two".