699047 has 4 divisors (see below), whose sum is σ = 701400. Its totient is φ = 696696.

The previous prime is 699037. The next prime is 699053. The reversal of 699047 is 740996.

It is a happy number.

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 699047 - 2⁶ = 698983 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 698998 and 699016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (699007) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 653 + ... + 1350.

It is an arithmetic number, because the mean of its divisors is an integer number (175350).

2⁶⁹⁹⁰⁴⁷ is an apocalyptic number.

699047 is a deficient number, since it is larger than the sum of its proper divisors (2353).

699047 is a wasteful number, since it uses less digits than its factorization.

699047 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2352.

The product of its (nonzero) digits is 13608, while the sum is 35.

The square root of 699047 is about 836.0903061273. The cubic root of 699047 is about 88.7500879454.

The spelling of 699047 in words is "six hundred ninety-nine thousand, forty-seven".