26072947 has 2 divisors, whose sum is σ = 26072948. Its totient is φ = 26072946.

The previous prime is 26072941. The next prime is 26072971. The reversal of 26072947 is 74927062.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 26072947 - 2³ = 26072939 is a prime.

It is not a weakly prime, because it can be changed into another prime (26072941) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13036473 + 13036474.

It is an arithmetic number, because the mean of its divisors is an integer number (13036474).

Almost surely, 2^26072947 is an apocalyptic number.

26072947 is a deficient number, since it is larger than the sum of its proper divisors (1).

26072947 is an equidigital number, since it uses as much as digits as its factorization.

26072947 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 26072947 is about 5106.1675452339. The cubic root of 26072947 is about 296.5264060839.

The spelling of 26072947 in words is "twenty-six million, seventy-two thousand, nine hundred forty-seven".