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2215062 = 232123059
BaseRepresentation
bin1000011100110010010110
311011112111100
420130302112
51031340222
6115250530
724553623
oct10346226
94145440
102215062
111283233
128a9a46
135c72b5
1441934a
152db4ac
hex21cc96

2215062 has 12 divisors (see below), whose sum is σ = 4799340. Its totient is φ = 738348.

The previous prime is 2215051. The next prime is 2215067. The reversal of 2215062 is 2605122.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 123059 = 2215062 / (2 + 2 + 1 + 5 + 0 + 6 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2215067) 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, 61512 + ... + 61547.

It is an arithmetic number, because the mean of its divisors is an integer number (399945).

22215062 is an apocalyptic number.

2215062 is an abundant number, since it is smaller than the sum of its proper divisors (2584278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2215062 is a wasteful number, since it uses less digits than its factorization.

2215062 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 123067 (or 123064 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 2215062 is about 1488.3084357753. The cubic root of 2215062 is about 130.3552806246.

The spelling of 2215062 in words is "two million, two hundred fifteen thousand, sixty-two".

Divisors: 1 2 3 6 9 18 123059 246118 369177 738354 1107531 2215062