698673061 has 4 divisors (see below), whose sum is σ = 701159724. Its totient is φ = 696186400.

The previous prime is 698673043. The next prime is 698673091. The reversal of 698673061 is 160376896.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 516152961 + 182520100 = 22719^2 + 13510^2 .

It is a cyclic number.

It is not a de Polignac number, because 698673061 - 2⁵ = 698673029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698673091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1242910 + ... + 1243471.

It is an arithmetic number, because the mean of its divisors is an integer number (175289931).

Almost surely, 2^698673061 is an apocalyptic number.

It is an amenable number.

698673061 is a deficient number, since it is larger than the sum of its proper divisors (2486663).

698673061 is a wasteful number, since it uses less digits than its factorization.

698673061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2486662.

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

The square root of 698673061 is about 26432.4244253152. The cubic root of 698673061 is about 887.3426018828.

The spelling of 698673061 in words is "six hundred ninety-eight million, six hundred seventy-three thousand, sixty-one".