26952090 has 128 divisors (see below), whose sum is σ = 76142592. Its totient is φ = 6040320.

The previous prime is 26952083. The next prime is 26952091. The reversal of 26952090 is 9025962.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (26952091) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 402237 + ... + 402303.

It is an arithmetic number, because the mean of its divisors is an integer number (594864).

Almost surely, 2^26952090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26952090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (38071296).

26952090 is an abundant number, since it is smaller than the sum of its proper divisors (49190502).

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

26952090 is a wasteful number, since it uses less digits than its factorization.

26952090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 164.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 26952090 is about 5191.5402338805. The cubic root of 26952090 is about 299.8224504969.

The spelling of 26952090 in words is "twenty-six million, nine hundred fifty-two thousand, ninety".