26201478 has 16 divisors (see below), whose sum is σ = 52453440. Its totient is φ = 8725416.

The previous prime is 26201473. The next prime is 26201507. The reversal of 26201478 is 87410262.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26201473) 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, 10033 + ... + 12371.

It is an arithmetic number, because the mean of its divisors is an integer number (3278340).

Almost surely, 2^26201478 is an apocalyptic number.

26201478 is an abundant number, since it is smaller than the sum of its proper divisors (26251962).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26201478 is a wasteful number, since it uses less digits than its factorization.

26201478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4211.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 26201478 is about 5118.7379303887. The cubic root of 26201478 is about 297.0128666103.

The spelling of 26201478 in words is "twenty-six million, two hundred one thousand, four hundred seventy-eight".