83612 has 6 divisors (see below), whose sum is σ = 146328. Its totient is φ = 41804.

The previous prime is 83609. The next prime is 83617. The reversal of 83612 is 21638.

It is an alternating number because its digits alternate between even and odd.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83617) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10448 + ... + 10455.

It is an arithmetic number, because the mean of its divisors is an integer number (24388).

2⁸³⁶¹² is an apocalyptic number.

It is an amenable number.

83612 is a deficient number, since it is larger than the sum of its proper divisors (62716).

83612 is a wasteful number, since it uses less digits than its factorization.

83612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20907 (or 20905 counting only the distinct ones).

The product of its digits is 288, while the sum is 20.

The square root of 83612 is about 289.1573965853. The cubic root of 83612 is about 43.7276566183.

It can be divided in two parts, 836 and 12, that added together give a palindrome (848).

The spelling of 83612 in words is "eighty-three thousand, six hundred twelve".