122902 has 16 divisors (see below), whose sum is σ = 206640. Its totient is φ = 54432.
The previous prime is 122891. The next prime is 122921. The reversal of 122902 is 209221.
It is a happy number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673 + ... + 835.
It is an arithmetic number, because the mean of its divisors is an integer number (12915).
2122902 is an apocalyptic number.
122902 is a deficient number, since it is larger than the sum of its proper divisors (83738).
122902 is a wasteful number, since it uses less digits than its factorization.
122902 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 207.
The product of its (nonzero) digits is 72, while the sum is 16.
The square root of 122902 is about 350.5738153371. The cubic root of 122902 is about 49.7186868937.
It can be divided in two parts, 122 and 902, that added together give a 10-th power (1024 = 210).
The spelling of 122902 in words is "one hundred twenty-two thousand, nine hundred two".
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