26920438 has 8 divisors (see below), whose sum is σ = 40424688. Its totient is φ = 13445544.

The previous prime is 26920427. The next prime is 26920447. The reversal of 26920438 is 83402962.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×26920438² = 1449419964223688, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4881 + ... + 8812.

It is an arithmetic number, because the mean of its divisors is an integer number (5053086).

Almost surely, 2^26920438 is an apocalyptic number.

26920438 is a deficient number, since it is larger than the sum of its proper divisors (13504250).

26920438 is a wasteful number, since it uses less digits than its factorization.

26920438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14678.

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 26920438 is about 5188.4909174056. The cubic root of 26920438 is about 299.7050360085.

The spelling of 26920438 in words is "twenty-six million, nine hundred twenty thousand, four hundred thirty-eight".