612353 has 6 divisors (see below), whose sum is σ = 712386. Its totient is φ = 524832.
The previous prime is 612349. The next prime is 612371. The reversal of 612353 is 353216.
It can be written as a sum of positive squares in only one way, i.e., 529984 + 82369 = 728^2 + 287^2 .
It is not a de Polignac number, because 612353 - 22 = 612349 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (612373) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6200 + ... + 6297.
It is an arithmetic number, because the mean of its divisors is an integer number (118731).
It is a Proth number, since it is equal to 299 ⋅ 211 + 1 and 299 < 211.
2612353 is an apocalyptic number.
It is an amenable number.
612353 is a deficient number, since it is larger than the sum of its proper divisors (100033).
612353 is a wasteful number, since it uses less digits than its factorization.
612353 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12511 (or 12504 counting only the distinct ones).
The product of its digits is 540, while the sum is 20.
The square root of 612353 is about 782.5298716343. The cubic root of 612353 is about 84.9181680715.
Adding to 612353 its reverse (353216), we get a palindrome (965569).
The spelling of 612353 in words is "six hundred twelve thousand, three hundred fifty-three".
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