4013926 has 16 divisors (see below), whose sum is σ = 6907680. Its totient is φ = 1713600.

The previous prime is 4013917. The next prime is 4013929. The reversal of 4013926 is 6293104.

It is a super-3 number, since 3×4013926³ (a number of 21 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a self number, because there is not a number n which added to its sum of digits gives 4013926.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4013929) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5376 + ... + 6076.

It is an arithmetic number, because the mean of its divisors is an integer number (431730).

Almost surely, 2^4013926 is an apocalyptic number.

4013926 is the 1636-th pentagonal number.

4013926 is a deficient number, since it is larger than the sum of its proper divisors (2893754).

4013926 is a wasteful number, since it uses less digits than its factorization.

4013926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1119.

The product of its (nonzero) digits is 1296, while the sum is 25.

The square root of 4013926 is about 2003.4784750528. The cubic root of 4013926 is about 158.9241097166.

It can be divided in two parts, 40 and 13926, that multiplied together give a triangular number (557040 = T₁₀₅₅).

The spelling of 4013926 in words is "four million, thirteen thousand, nine hundred twenty-six".