4078622 has 8 divisors (see below), whose sum is σ = 6172416. Its totient is φ = 2021152.

The previous prime is 4078619. The next prime is 4078631. The reversal of 4078622 is 2268704.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 8798 + ... + 9249.

It is an arithmetic number, because the mean of its divisors is an integer number (771552).

Almost surely, 2^4078622 is an apocalyptic number.

4078622 is a deficient number, since it is larger than the sum of its proper divisors (2093794).

4078622 is a wasteful number, since it uses less digits than its factorization.

4078622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18162.

The product of its (nonzero) digits is 5376, while the sum is 29.

The square root of 4078622 is about 2019.5598530373. The cubic root of 4078622 is about 159.7734031966.

The spelling of 4078622 in words is "four million, seventy-eight thousand, six hundred twenty-two".