26104019 has 6 divisors (see below), whose sum is σ = 26557500. Its totient is φ = 25658156.

The previous prime is 26104007. The next prime is 26104051. The reversal of 26104019 is 91040162.

It is a happy number.

It is not a de Polignac number, because 26104019 - 2¹⁶ = 26038483 is a prime.

It is a super-2 number, since 2×26104019² = 1362839615904722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26103985 and 26104003.

It is not an unprimeable number, because it can be changed into a prime (26104069) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 269 + ... + 7230.

It is an arithmetic number, because the mean of its divisors is an integer number (4426250).

Almost surely, 2^26104019 is an apocalyptic number.

26104019 is a deficient number, since it is larger than the sum of its proper divisors (453481).

26104019 is an frugal number, since it uses more digits than its factorization.

26104019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7617 (or 7558 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 26104019 is about 5109.2092343141. The cubic root of 26104019 is about 296.6441527894.

The spelling of 26104019 in words is "twenty-six million, one hundred four thousand, nineteen".