26621423 has 8 divisors (see below), whose sum is σ = 27787536. Its totient is φ = 25480000.

The previous prime is 26621407. The next prime is 26621447. The reversal of 26621423 is 32412662.

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

It is a cyclic number.

It is not a de Polignac number, because 26621423 - 2⁴ = 26621407 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 26621392 and 26621401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26621453) 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, 3953 + ... + 8298.

It is an arithmetic number, because the mean of its divisors is an integer number (3473442).

Almost surely, 2^26621423 is an apocalyptic number.

26621423 is a deficient number, since it is larger than the sum of its proper divisors (1166113).

26621423 is a wasteful number, since it uses less digits than its factorization.

26621423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12345.

The product of its digits is 3456, while the sum is 26.

The square root of 26621423 is about 5159.5952360626. The cubic root of 26621423 is about 298.5912581387.

The spelling of 26621423 in words is "twenty-six million, six hundred twenty-one thousand, four hundred twenty-three".