867874747 has 2 divisors, whose sum is σ = 867874748. Its totient is φ = 867874746.

The previous prime is 867874739. The next prime is 867874751. The reversal of 867874747 is 747478768.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 867874747 - 2³ = 867874739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 867874691 and 867874700.

It is not a weakly prime, because it can be changed into another prime (867874727) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 433937373 + 433937374.

It is an arithmetic number, because the mean of its divisors is an integer number (433937374).

Almost surely, 2^867874747 is an apocalyptic number.

867874747 is a deficient number, since it is larger than the sum of its proper divisors (1).

867874747 is an equidigital number, since it uses as much as digits as its factorization.

867874747 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 14751744, while the sum is 58.

The square root of 867874747 is about 29459.7139667038. The cubic root of 867874747 is about 953.8622991409.

The spelling of 867874747 in words is "eight hundred sixty-seven million, eight hundred seventy-four thousand, seven hundred forty-seven".