26400052 has 12 divisors (see below), whose sum is σ = 52800160. Its totient is φ = 11314296.

The previous prime is 26400047. The next prime is 26400053. The reversal of 26400052 is 25000462.

26400052 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (26400053) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 471402 + ... + 471457.

Almost surely, 2^26400052 is an apocalyptic number.

It is an amenable number.

26400052 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

26400052 is a wasteful number, since it uses less digits than its factorization.

26400052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 942870 (or 942868 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 26400052 is about 5138.0980917067. The cubic root of 26400052 is about 297.7613060904.

The spelling of 26400052 in words is "twenty-six million, four hundred thousand, fifty-two".