366498 has 32 divisors (see below), whose sum is σ = 889920. Its totient is φ = 110880.

The previous prime is 366497. The next prime is 366511. The reversal of 366498 is 894663.

366498 is a `hidden beast` number, since 3 + 6 + 649 + 8 = 666.

It is a Curzon number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (366497) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 286 + ... + 902.

It is an arithmetic number, because the mean of its divisors is an integer number (27810).

2³⁶⁶⁴⁹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 366498, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (444960).

366498 is an abundant number, since it is smaller than the sum of its proper divisors (523422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

366498 is a wasteful number, since it uses less digits than its factorization.

366498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 639 (or 633 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 366498 is about 605.3907828833. The cubic root of 366498 is about 71.5633292239.

The spelling of 366498 in words is "three hundred sixty-six thousand, four hundred ninety-eight".