361688 has 16 divisors (see below), whose sum is σ = 702000. Its totient is φ = 174496.

The previous prime is 361687. The next prime is 361723. The reversal of 361688 is 886163.

It is a nialpdrome in base 13.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 361688.

It is not an unprimeable number, because it can be changed into a prime (361687) 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, 548 + ... + 1011.

It is an arithmetic number, because the mean of its divisors is an integer number (43875).

2³⁶¹⁶⁸⁸ is an apocalyptic number.

It is an amenable number.

361688 is a deficient number, since it is larger than the sum of its proper divisors (340312).

361688 is a wasteful number, since it uses less digits than its factorization.

361688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1594 (or 1590 counting only the distinct ones).

The product of its digits is 6912, while the sum is 32.

The square root of 361688 is about 601.4050215953. The cubic root of 361688 is about 71.2488786117.

The spelling of 361688 in words is "three hundred sixty-one thousand, six hundred eighty-eight".