361612 has 6 divisors (see below), whose sum is σ = 632828. Its totient is φ = 180804.

The previous prime is 361577. The next prime is 361637. The reversal of 361612 is 216163.

361612 is nontrivially palindromic in base 15.

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

It is a self number, because there is not a number n which added to its sum of digits gives 361612.

It is an unprimeable number.

361612 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45198 + ... + 45205.

2³⁶¹⁶¹² is an apocalyptic number.

It is an amenable number.

361612 is a deficient number, since it is larger than the sum of its proper divisors (271216).

361612 is a wasteful number, since it uses less digits than its factorization.

361612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90407 (or 90405 counting only the distinct ones).

The product of its digits is 216, while the sum is 19.

The square root of 361612 is about 601.3418329037. The cubic root of 361612 is about 71.2438878516.

Adding to 361612 its reverse (216163), we get a palindrome (577775).

It can be divided in two parts, 36161 and 2, that added together give a palindrome (36163).

The spelling of 361612 in words is "three hundred sixty-one thousand, six hundred twelve".