26770987 has 2 divisors, whose sum is σ = 26770988. Its totient is φ = 26770986.

The previous prime is 26770963. The next prime is 26770999. The reversal of 26770987 is 78907762.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 26770987 - 2⁷ = 26770859 is a prime.

It is not a weakly prime, because it can be changed into another prime (26770187) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13385493 + 13385494.

It is an arithmetic number, because the mean of its divisors is an integer number (13385494).

Almost surely, 2^26770987 is an apocalyptic number.

26770987 is a deficient number, since it is larger than the sum of its proper divisors (1).

26770987 is an equidigital number, since it uses as much as digits as its factorization.

26770987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 296352, while the sum is 46.

The square root of 26770987 is about 5174.0687084731. The cubic root of 26770987 is about 299.1493942158.

The spelling of 26770987 in words is "twenty-six million, seven hundred seventy thousand, nine hundred eighty-seven".