902130 has 16 divisors (see below), whose sum is σ = 2165184. Its totient is φ = 240560.
The previous prime is 902119. The next prime is 902137. The reversal of 902130 is 31209.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is an Ulam number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (902137) by changing a digit.
902130 is an untouchable number, because it is not equal to the sum of proper divisors of any number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15006 + ... + 15065.
It is an arithmetic number, because the mean of its divisors is an integer number (135324).
2902130 is an apocalyptic number.
902130 is an abundant number, since it is smaller than the sum of its proper divisors (1263054).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
902130 is a wasteful number, since it uses less digits than its factorization.
902130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30081.
The product of its (nonzero) digits is 54, while the sum is 15.
The square root of 902130 is about 949.8052431946. The cubic root of 902130 is about 96.6250448374.
Adding to 902130 its reverse (31209), we get a palindrome (933339).
The spelling of 902130 in words is "nine hundred two thousand, one hundred thirty".
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