986455 has 8 divisors (see below), whose sum is σ = 1198512. Its totient is φ = 779328.

The previous prime is 986437. The next prime is 986471. The reversal of 986455 is 554689.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 986455 - 2¹¹ = 984407 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 774 + ... + 1603.

It is an arithmetic number, because the mean of its divisors is an integer number (149814).

2⁹⁸⁶⁴⁵⁵ is an apocalyptic number.

986455 is a deficient number, since it is larger than the sum of its proper divisors (212057).

986455 is a wasteful number, since it uses less digits than its factorization.

986455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2465.

The product of its digits is 43200, while the sum is 37.

The square root of 986455 is about 993.2044099781. The cubic root of 986455 is about 99.5464459977.

It can be divided in two parts, 986 and 455, that added together give a palindrome (1441).

The spelling of 986455 in words is "nine hundred eighty-six thousand, four hundred fifty-five".