698490307 has 8 divisors (see below), whose sum is σ = 706234256. Its totient is φ = 690757632.

The previous prime is 698490301. The next prime is 698490311. The reversal of 698490307 is 703094896.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 698490307 - 2¹⁹ = 697966019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (698490301) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 200323 + ... + 203779.

It is an arithmetic number, because the mean of its divisors is an integer number (88279282).

Almost surely, 2^698490307 is an apocalyptic number.

698490307 is a deficient number, since it is larger than the sum of its proper divisors (7743949).

698490307 is a wasteful number, since it uses less digits than its factorization.

698490307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637.

The product of its (nonzero) digits is 326592, while the sum is 46.

The square root of 698490307 is about 26428.9671951062. The cubic root of 698490307 is about 887.2652268508.

The spelling of 698490307 in words is "six hundred ninety-eight million, four hundred ninety thousand, three hundred seven".