898725679 has 2 divisors, whose sum is σ = 898725680. Its totient is φ = 898725678.

The previous prime is 898725643. The next prime is 898725719. The reversal of 898725679 is 976527898.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 898725679 - 2⁷ = 898725551 is a prime.

It is a super-2 number, since 2×898725679² = 1615415692188022082, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (898720679) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 449362839 + 449362840.

It is an arithmetic number, because the mean of its divisors is an integer number (449362840).

Almost surely, 2^898725679 is an apocalyptic number.

898725679 is a deficient number, since it is larger than the sum of its proper divisors (1).

898725679 is an equidigital number, since it uses as much as digits as its factorization.

898725679 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15240960, while the sum is 61.

The square root of 898725679 is about 29978.7537933117. The cubic root of 898725679 is about 965.0334866273.

The spelling of 898725679 in words is "eight hundred ninety-eight million, seven hundred twenty-five thousand, six hundred seventy-nine".