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96631 = 711361

96631 has 4 divisors (see below), whose sum is σ = 98064. Its totient is φ = 95200.

The previous prime is 96601. The next prime is 96643. The reversal of 96631 is 13669.

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 96631 - 211 = 94583 is a prime.

It is a super-2 number, since 2×966312 = 18675100322, which contains 22 as substring.

It is a Duffinian number.

96631 is a lucky number.

It is a plaindrome in base 11.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 96596 and 96605.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96601) 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, 610 + ... + 751.

It is an arithmetic number, because the mean of its divisors is an integer number (24516).

296631 is an apocalyptic number.

96631 is a deficient number, since it is larger than the sum of its proper divisors (1433).

96631 is a wasteful number, since it uses less digits than its factorization.

96631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1432.

The product of its digits is 972, while the sum is 25.

The square root of 96631 is about 310.8552717906. The cubic root of 96631 is about 45.8886721840. Note that the first 3 decimals are identical.

Subtracting from 96631 its product of digits (972), we obtain a palindrome (95659).

It can be divided in two parts, 96 and 631, that added together give a palindrome (727).

The spelling of 96631 in words is "ninety-six thousand, six hundred thirty-one".

Divisors: 1 71 1361 96631