4073818 has 8 divisors (see below), whose sum is σ = 6983712. Its totient is φ = 1745916.

The previous prime is 4073807. The next prime is 4073821. The reversal of 4073818 is 8183704.

It is a happy number.

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

It is a self number, because there is not a number n which added to its sum of digits gives 4073818.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145480 + ... + 145507.

It is an arithmetic number, because the mean of its divisors is an integer number (872964).

Almost surely, 2^4073818 is an apocalyptic number.

4073818 is a deficient number, since it is larger than the sum of its proper divisors (2909894).

4073818 is a wasteful number, since it uses less digits than its factorization.

4073818 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290996.

The product of its (nonzero) digits is 5376, while the sum is 31.

The square root of 4073818 is about 2018.3701345393. The cubic root of 4073818 is about 159.7106489151.

It can be divided in two parts, 407 and 3818, that added together give a square (4225 = 65²).

The spelling of 4073818 in words is "four million, seventy-three thousand, eight hundred eighteen".