26421734 has 24 divisors (see below), whose sum is σ = 41825160. Its totient is φ = 12514080.

The previous prime is 26421713. The next prime is 26421739. The reversal of 26421734 is 43712462.

It is a junction number, because it is equal to n+sod(n) for n = 26421697 and 26421706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26421739) 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 in 11 ways as a sum of consecutive naturals, for example, 113282 + ... + 113514.

It is an arithmetic number, because the mean of its divisors is an integer number (1742715).

Almost surely, 2^26421734 is an apocalyptic number.

26421734 is a deficient number, since it is larger than the sum of its proper divisors (15403426).

26421734 is a wasteful number, since it uses less digits than its factorization.

26421734 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356 (or 325 counting only the distinct ones).

The product of its digits is 8064, while the sum is 29.

The square root of 26421734 is about 5140.2075833569. The cubic root of 26421734 is about 297.8427995412.

The spelling of 26421734 in words is "twenty-six million, four hundred twenty-one thousand, seven hundred thirty-four".