696641559 has 8 divisors (see below), whose sum is σ = 930218112. Its totient is φ = 463746360.

The previous prime is 696641557. The next prime is 696641597. The reversal of 696641559 is 955146696.

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

It is not a de Polignac number, because 696641559 - 2¹ = 696641557 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (696641557) 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, 167947 + ... + 172044.

It is an arithmetic number, because the mean of its divisors is an integer number (116277264).

Almost surely, 2^696641559 is an apocalyptic number.

696641559 is a deficient number, since it is larger than the sum of its proper divisors (233576553).

696641559 is a wasteful number, since it uses less digits than its factorization.

696641559 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 340677.

The product of its digits is 1749600, while the sum is 51.

The square root of 696641559 is about 26393.9682313971. The cubic root of 696641559 is about 886.4817375050.

The spelling of 696641559 in words is "six hundred ninety-six million, six hundred forty-one thousand, five hundred fifty-nine".