698001047 has 4 divisors (see below), whose sum is σ = 700001400. Its totient is φ = 696000696.

The previous prime is 698001037. The next prime is 698001067. The reversal of 698001047 is 740100896.

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

It is a cyclic number.

It is not a de Polignac number, because 698001047 - 2¹⁴ = 697984663 is a prime.

It is a super-2 number, since 2×698001047² = 974410923226192418, which contains 22 as substring.

It is a Duffinian number.

698001047 is a modest number, since divided by 1047 gives 698 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 698000998 and 698001016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (698001037) 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, 999653 + ... + 1000350.

It is an arithmetic number, because the mean of its divisors is an integer number (175000350).

Almost surely, 2^698001047 is an apocalyptic number.

698001047 is a deficient number, since it is larger than the sum of its proper divisors (2000353).

698001047 is a wasteful number, since it uses less digits than its factorization.

698001047 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000352.

The product of its (nonzero) digits is 12096, while the sum is 35.

The square root of 698001047 is about 26419.7094420056. The cubic root of 698001047 is about 887.0580157765.

The spelling of 698001047 in words is "six hundred ninety-eight million, one thousand, forty-seven".