703998 has 16 divisors (see below), whose sum is σ = 1564560. Its totient is φ = 234648.

The previous prime is 703991. The next prime is 704003. The reversal of 703998 is 899307.

It is a super-2 number, since 2×703998² = 991226368008, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (703991) 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, 6465 + ... + 6572.

It is an arithmetic number, because the mean of its divisors is an integer number (97785).

2⁷⁰³⁹⁹⁸ is an apocalyptic number.

703998 is an abundant number, since it is smaller than the sum of its proper divisors (860562).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

703998 is a wasteful number, since it uses less digits than its factorization.

703998 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13048 (or 13042 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 36.

The square root of 703998 is about 839.0458867070. The cubic root of 703998 is about 88.9591193810.

It can be divided in two parts, 70399 and 8, that added together give a palindrome (70407).

The spelling of 703998 in words is "seven hundred three thousand, nine hundred ninety-eight".