492618 has 32 divisors (see below), whose sum is σ = 1160064. Its totient is φ = 136512.

The previous prime is 492617. The next prime is 492619. The reversal of 492618 is 816294.

It is an interprime number because it is at equal distance from previous prime (492617) and next prime (492619).

It is a nialpdrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (492617) 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, 1396 + ... + 1712.

It is an arithmetic number, because the mean of its divisors is an integer number (36252).

2⁴⁹²⁶¹⁸ is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 492618, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (580032).

492618 is an abundant number, since it is smaller than the sum of its proper divisors (667446).

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

492618 is a wasteful number, since it uses less digits than its factorization.

492618 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 366.

The product of its digits is 3456, while the sum is 30.

The square root of 492618 is about 701.8675088647. The cubic root of 492618 is about 78.9775078841.

The spelling of 492618 in words is "four hundred ninety-two thousand, six hundred eighteen".