996455 has 16 divisors (see below), whose sum is σ = 1334880. Its totient is φ = 709632.

The previous prime is 996431. The next prime is 996461. The reversal of 996455 is 554699.

It is a cyclic number.

It is not a de Polignac number, because 996455 - 2¹⁰ = 995431 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1307 + ... + 1923.

It is an arithmetic number, because the mean of its divisors is an integer number (83430).

2⁹⁹⁶⁴⁵⁵ is an apocalyptic number.

996455 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

996455 is a deficient number, since it is larger than the sum of its proper divisors (338425).

996455 is a wasteful number, since it uses less digits than its factorization.

996455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 658.

The product of its digits is 48600, while the sum is 38.

The square root of 996455 is about 998.2259263313. The cubic root of 996455 is about 99.8816934241.

The spelling of 996455 in words is "nine hundred ninety-six thousand, four hundred fifty-five".