354489 has 4 divisors (see below), whose sum is σ = 472656. Its totient is φ = 236324.
The previous prime is 354479. The next prime is 354533. The reversal of 354489 is 984453.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 354489 - 211 = 352441 is a prime.
It is a super-2 number, since 2×3544892 = 251324902242, which contains 22 as substring.
It is a D-number.
It is a Curzon number.
354489 is a lucky number.
It is not an unprimeable number, because it can be changed into a prime (354439) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 59079 + ... + 59084.
It is an arithmetic number, because the mean of its divisors is an integer number (118164).
2354489 is an apocalyptic number.
It is an amenable number.
354489 is a deficient number, since it is larger than the sum of its proper divisors (118167).
354489 is a wasteful number, since it uses less digits than its factorization.
354489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 118166.
The product of its digits is 17280, while the sum is 33.
The square root of 354489 is about 595.3897882900. The cubic root of 354489 is about 70.7729971397.
The spelling of 354489 in words is "three hundred fifty-four thousand, four hundred eighty-nine".
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