492690 has 32 divisors (see below), whose sum is σ = 1290816. Its totient is φ = 119360.

The previous prime is 492673. The next prime is 492707. The reversal of 492690 is 96294.

492690 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (492673) and next prime (492707).

It is a super-2 number, since 2×492690² = 485486872200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

492690 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 15 ways as a sum of consecutive naturals, for example, 417 + ... + 1076.

It is an arithmetic number, because the mean of its divisors is an integer number (40338).

2⁴⁹²⁶⁹⁰ is an apocalyptic number.

492690 is an abundant number, since it is smaller than the sum of its proper divisors (798126).

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

492690 is a wasteful number, since it uses less digits than its factorization.

492690 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1514.

The product of its (nonzero) digits is 3888, while the sum is 30.

The square root of 492690 is about 701.9187987225. The cubic root of 492690 is about 78.9813554249.

The spelling of 492690 in words is "four hundred ninety-two thousand, six hundred ninety".