699993 has 24 divisors (see below), whose sum is σ = 1188096. Its totient is φ = 388800.

The previous prime is 699967. The next prime is 700001. The reversal of 699993 is 399996.

It is not a de Polignac number, because 699993 - 2⁵ = 699961 is a prime.

It is not an unprimeable number, because it can be changed into a prime (699943) 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 23 ways as a sum of consecutive naturals, for example, 2448 + ... + 2718.

It is an arithmetic number, because the mean of its divisors is an integer number (49504).

2⁶⁹⁹⁹⁹³ is an apocalyptic number.

699993 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

It is an amenable number.

699993 is a deficient number, since it is larger than the sum of its proper divisors (488103).

699993 is a wasteful number, since it uses less digits than its factorization.

699993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 325 (or 322 counting only the distinct ones).

The product of its digits is 118098, while the sum is 45.

The square root of 699993 is about 836.6558432235. The cubic root of 699993 is about 88.7901042053.

It can be divided in two parts, 6 and 99993, that added together give a palindrome (99999).

The spelling of 699993 in words is "six hundred ninety-nine thousand, nine hundred ninety-three".