3912022 has 4 divisors (see below), whose sum is σ = 5868036.
Its totient is φ = 1956010.
The previous prime is 3912017. The next prime is 3912031. The reversal of 3912022 is 2202193.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2202193 = 7 ⋅314599.
It is a super-2 number, since 2×39120222 = 30607832256968, which contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 978004 + ... + 978007.
It is an arithmetic number, because the mean of its divisors is an integer number (1467009).
Almost surely, 23912022 is an apocalyptic number.
3912022 is a deficient number, since it is larger than the sum of its proper divisors (1956014).
3912022 is a wasteful number, since it uses less digits than its factorization.
3912022 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1956013.
The product of its (nonzero) digits is 216, while the sum is 19.
The square root of 3912022 is about 1977.8832119213.
The cubic root of 3912022 is about 157.5676638804.
It can be divided in two parts, 3 and 912022, that added together give a square (912025 = 9552).
The spelling of 3912022 in words is "three million, nine hundred twelve thousand, twenty-two".