26420229 has 24 divisors (see below), whose sum is σ = 43028160. Its totient is φ = 16010280.

The previous prime is 26420213. The next prime is 26420231. The reversal of 26420229 is 92202462.

It is not a de Polignac number, because 26420229 - 2⁴ = 26420213 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26420209) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 777 + ... + 7310.

It is an arithmetic number, because the mean of its divisors is an integer number (1792840).

Almost surely, 2^26420229 is an apocalyptic number.

It is an amenable number.

26420229 is a deficient number, since it is larger than the sum of its proper divisors (16607931).

26420229 is a wasteful number, since it uses less digits than its factorization.

26420229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8118 (or 8101 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 26420229 is about 5140.0611864062. The cubic root of 26420229 is about 297.8371443241.

The spelling of 26420229 in words is "twenty-six million, four hundred twenty thousand, two hundred twenty-nine".