246421 has 12 divisors (see below), whose sum is σ = 295488. Its totient is φ = 204792.
The previous prime is 246403. The next prime is 246439. The reversal of 246421 is 124642.
246421 = T78 + T79 + ... + T124.
246421 is digitally balanced in base 2, 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 (246403) and next prime (246439).
It is not a de Polignac number, because 246421 - 29 = 245909 is a prime.
It is a Duffinian number.
It is a nialpdrome in base 12.
It is a zygodrome in base 4.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (246121) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2250 + ... + 2356.
It is an arithmetic number, because the mean of its divisors is an integer number (24624).
2246421 is an apocalyptic number.
It is an amenable number.
246421 is a deficient number, since it is larger than the sum of its proper divisors (49067).
246421 is a wasteful number, since it uses less digits than its factorization.
246421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 168 (or 161 counting only the distinct ones).
The product of its digits is 384, while the sum is 19.
The square root of 246421 is about 496.4080982418. The cubic root of 246421 is about 62.6939892677.
It can be divided in two parts, 2464 and 21, that added together give a triangular number (2485 = T70).
The spelling of 246421 in words is "two hundred forty-six thousand, four hundred twenty-one".
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