252790 has 16 divisors (see below), whose sum is σ = 482112. Its totient is φ = 95104.
The previous prime is 252779. The next prime is 252817. The reversal of 252790 is 97252.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 574 + ... + 913.
It is an arithmetic number, because the mean of its divisors is an integer number (30132).
2252790 is an apocalyptic number.
252790 is a deficient number, since it is larger than the sum of its proper divisors (229322).
252790 is a wasteful number, since it uses less digits than its factorization.
252790 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1511.
The product of its (nonzero) digits is 1260, while the sum is 25.
The square root of 252790 is about 502.7822590347. The cubic root of 252790 is about 63.2295314105.
The spelling of 252790 in words is "two hundred fifty-two thousand, seven hundred ninety".
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