698754379 has 2 divisors, whose sum is σ = 698754380. Its totient is φ = 698754378.

The previous prime is 698754373. The next prime is 698754437. The reversal of 698754379 is 973457896.

It is an a-pointer prime, because the next prime (698754437) can be obtained adding 698754379 to its sum of digits (58).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 698754379 - 2⁵ = 698754347 is a prime.

It is not a weakly prime, because it can be changed into another prime (698754373) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 349377189 + 349377190.

It is an arithmetic number, because the mean of its divisors is an integer number (349377190).

Almost surely, 2^698754379 is an apocalyptic number.

698754379 is a deficient number, since it is larger than the sum of its proper divisors (1).

698754379 is an equidigital number, since it uses as much as digits as its factorization.

698754379 is an evil number, because the sum of its binary digits is even.

The product of its digits is 11430720, while the sum is 58.

The square root of 698754379 is about 26433.9626049520. The cubic root of 698754379 is about 887.3770262464.

The spelling of 698754379 in words is "six hundred ninety-eight million, seven hundred fifty-four thousand, three hundred seventy-nine".