996031 has 4 divisors (see below), whose sum is σ = 998032. Its totient is φ = 994032.

The previous prime is 996019. The next prime is 996049. The reversal of 996031 is 130699.

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 996031 - 2⁷ = 995903 is a prime.

It is a super-2 number, since 2×996031² = 1984155505922, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 5.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (996001) 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, 406 + ... + 1468.

It is an arithmetic number, because the mean of its divisors is an integer number (249508).

2⁹⁹⁶⁰³¹ is an apocalyptic number.

996031 is a deficient number, since it is larger than the sum of its proper divisors (2001).

996031 is a wasteful number, since it uses less digits than its factorization.

996031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2000.

The product of its (nonzero) digits is 1458, while the sum is 28.

The square root of 996031 is about 998.0135269624. The cubic root of 996031 is about 99.8675245801.

The spelling of 996031 in words is "nine hundred ninety-six thousand, thirty-one".