26770650 has 48 divisors (see below), whose sum is σ = 66718944. Its totient is φ = 7103680.

The previous prime is 26770649. The next prime is 26770657. The reversal of 26770650 is 5607762.

It is not an unprimeable number, because it can be changed into a prime (26770657) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47269 + ... + 47831.

It is an arithmetic number, because the mean of its divisors is an integer number (1389978).

Almost surely, 2^26770650 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 26770650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33359472).

26770650 is an abundant number, since it is smaller than the sum of its proper divisors (39948294).

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

26770650 is a wasteful number, since it uses less digits than its factorization.

26770650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 895 (or 890 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 26770650 is about 5174.0361421235. The cubic root of 26770650 is about 299.1481389543.

The spelling of 26770650 in words is "twenty-six million, seven hundred seventy thousand, six hundred fifty".