492636 has 24 divisors (see below), whose sum is σ = 1170064. Its totient is φ = 161280.

The previous prime is 492631. The next prime is 492641. The reversal of 492636 is 636294.

It is an interprime number because it is at equal distance from previous prime (492631) and next prime (492641).

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a nialpdrome in base 14.

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 492636.

It is not an unprimeable number, because it can be changed into a prime (492631) by changing a digit.

492636 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 in 7 ways as a sum of consecutive naturals, for example, 396 + ... + 1068.

2⁴⁹²⁶³⁶ is an apocalyptic number.

It is an amenable number.

492636 is an abundant number, since it is smaller than the sum of its proper divisors (677428).

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

492636 is a wasteful number, since it uses less digits than its factorization.

492636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 741 (or 739 counting only the distinct ones).

The product of its digits is 7776, while the sum is 30.

The square root of 492636 is about 701.8803316806. The cubic root of 492636 is about 78.9784698045.

It can be divided in two parts, 492 and 636, that added together give a triangular number (1128 = T₄₇).

The spelling of 492636 in words is "four hundred ninety-two thousand, six hundred thirty-six".