698844051 has 8 divisors (see below), whose sum is σ = 1035324560. Its totient is φ = 465896016.

The previous prime is 698844037. The next prime is 698844101. The reversal of 698844051 is 150448896.

698844051 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 698844051 - 2⁷ = 698843923 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 698843988 and 698844006.

It is not an unprimeable number, because it can be changed into a prime (698844031) 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, 12941530 + ... + 12941583.

It is an arithmetic number, because the mean of its divisors is an integer number (129415570).

Almost surely, 2^698844051 is an apocalyptic number.

698844051 is a deficient number, since it is larger than the sum of its proper divisors (336480509).

698844051 is a wasteful number, since it uses less digits than its factorization.

698844051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25883122 (or 25883116 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 45.

The square root of 698844051 is about 26435.6587018368. The cubic root of 698844051 is about 887.4149840140.

The spelling of 698844051 in words is "six hundred ninety-eight million, eight hundred forty-four thousand, fifty-one".