361598 has 4 divisors (see below), whose sum is σ = 542400. Its totient is φ = 180798.

The previous prime is 361577. The next prime is 361637. The reversal of 361598 is 895163.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 895163 = 101 ⋅8863.

It is a super-2 number, since 2×361598² = 261506227208, which contains 22 as substring.

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 361598.

It is an unprimeable number.

361598 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 90398 + ... + 90401.

It is an arithmetic number, because the mean of its divisors is an integer number (135600).

2³⁶¹⁵⁹⁸ is an apocalyptic number.

361598 is a deficient number, since it is larger than the sum of its proper divisors (180802).

361598 is a wasteful number, since it uses less digits than its factorization.

361598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 180801.

The product of its digits is 6480, while the sum is 32.

The square root of 361598 is about 601.3301921574. The cubic root of 361598 is about 71.2429684248.

It can be divided in two parts, 361 and 598, that added together give a palindrome (959).

The spelling of 361598 in words is "three hundred sixty-one thousand, five hundred ninety-eight".