72298 has 8 divisors (see below), whose sum is σ = 111492. Its totient is φ = 35136.

The previous prime is 72287. The next prime is 72307. The reversal of 72298 is 89227.

It can be written as a sum of positive squares in 2 ways, for example, as 56169 + 16129 = 237^2 + 127^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a d-powerful number, because it can be written as 7⁴ + 2⁸ + 2¹⁶ + 9 + 8⁴ .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 415 + ... + 562.

2⁷²²⁹⁸ is an apocalyptic number.

72298 is a deficient number, since it is larger than the sum of its proper divisors (39194).

72298 is a wasteful number, since it uses less digits than its factorization.

72298 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016.

The product of its digits is 2016, while the sum is 28.

The square root of 72298 is about 268.8828741292. The cubic root of 72298 is about 41.6589923644.

It can be divided in two parts, 722 and 98, that multiplied together give a square (70756 = 266²).

The spelling of 72298 in words is "seventy-two thousand, two hundred ninety-eight".