26142770 has 32 divisors (see below), whose sum is σ = 50661936. Its totient is φ = 9676800.

The previous prime is 26142737. The next prime is 26142773. The reversal of 26142770 is 7724162.

It is a Cunningham number, because it is equal to 5113²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 851929 + 25290841 = 923^2 + 5029^2 .

It is not an unprimeable number, because it can be changed into a prime (26142773) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9110 + ... + 11630.

Almost surely, 2^26142770 is an apocalyptic number.

26142770 is a deficient number, since it is larger than the sum of its proper divisors (24519166).

26142770 is a wasteful number, since it uses less digits than its factorization.

26142770 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2606.

The product of its (nonzero) digits is 4704, while the sum is 29.

The square root of 26142770 is about 5113.0000977899. Note that the first 4 decimals coincide. The cubic root of 26142770 is about 296.7908680528.

The spelling of 26142770 in words is "twenty-six million, one hundred forty-two thousand, seven hundred seventy".