4121926 has 4 divisors (see below), whose sum is σ = 6182892. Its totient is φ = 2060962.

The previous prime is 4121903. The next prime is 4121927. The reversal of 4121926 is 6291214.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6291214 = 2 ⋅3145607.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 4121926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4121927) by changing a digit.

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, 1030480 + ... + 1030483.

It is an arithmetic number, because the mean of its divisors is an integer number (1545723).

Almost surely, 2^4121926 is an apocalyptic number.

4121926 is a deficient number, since it is larger than the sum of its proper divisors (2060966).

4121926 is a wasteful number, since it uses less digits than its factorization.

4121926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2060965.

The product of its digits is 864, while the sum is 25.

The square root of 4121926 is about 2030.2526936320. The cubic root of 4121926 is about 160.3368683754.

The spelling of 4121926 in words is "four million, one hundred twenty-one thousand, nine hundred twenty-six".