698000139 has 16 divisors (see below), whose sum is σ = 1043565600. Its totient is φ = 461062368.

The previous prime is 698000137. The next prime is 698000143. The reversal of 698000139 is 931000896.

It is not a de Polignac number, because 698000139 - 2¹ = 698000137 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (698000137) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 115644 + ... + 121529.

It is an arithmetic number, because the mean of its divisors is an integer number (65222850).

Almost surely, 2^698000139 is an apocalyptic number.

698000139 is a deficient number, since it is larger than the sum of its proper divisors (345565461).

698000139 is a wasteful number, since it uses less digits than its factorization.

698000139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 237291 (or 237285 counting only the distinct ones).

The product of its (nonzero) digits is 11664, while the sum is 36.

The square root of 698000139 is about 26419.6922578595. The cubic root of 698000139 is about 887.0576311309.

The spelling of 698000139 in words is "six hundred ninety-eight million, one hundred thirty-nine", and thus it is an aban number.