698025499 has 2 divisors, whose sum is σ = 698025500. Its totient is φ = 698025498.

The previous prime is 698025479. The next prime is 698025511. The reversal of 698025499 is 994520896.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 698025499 - 2¹⁷ = 697894427 is a prime.

It is not a weakly prime, because it can be changed into another prime (698025479) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349012749 + 349012750.

It is an arithmetic number, because the mean of its divisors is an integer number (349012750).

Almost surely, 2^698025499 is an apocalyptic number.

698025499 is a deficient number, since it is larger than the sum of its proper divisors (1).

698025499 is an equidigital number, since it uses as much as digits as its factorization.

698025499 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1399680, while the sum is 52.

The square root of 698025499 is about 26420.1721985304. The cubic root of 698025499 is about 887.0683739698.

The spelling of 698025499 in words is "six hundred ninety-eight million, twenty-five thousand, four hundred ninety-nine".