492149 has 8 divisors (see below), whose sum is σ = 567168. Its totient is φ = 418320.
The previous prime is 492113. The next prime is 492227. The reversal of 492149 is 941294.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a de Polignac number, because none of the positive numbers 2k-492149 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (491149) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 959 + ... + 1379.
It is an arithmetic number, because the mean of its divisors is an integer number (70896).
2492149 is an apocalyptic number.
It is an amenable number.
492149 is a deficient number, since it is larger than the sum of its proper divisors (75019).
492149 is a wasteful number, since it uses less digits than its factorization.
492149 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 595.
The product of its digits is 2592, while the sum is 29.
The square root of 492149 is about 701.5333206627. The cubic root of 492149 is about 78.9524362517.
The spelling of 492149 in words is "four hundred ninety-two thousand, one hundred forty-nine".
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