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2132969 = 6173457
BaseRepresentation
bin1000001000101111101001
311000100212212
420020233221
51021223334
6113414505
724062366
oct10105751
94010785
102132969
111227593
1286a435
13598b17
143d746d
152c1ece
hex208be9

2132969 has 4 divisors (see below), whose sum is σ = 2137044. Its totient is φ = 2128896.

The previous prime is 2132957. The next prime is 2132981. The reversal of 2132969 is 9692312.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2132957) and next prime (2132981).

It can be written as a sum of positive squares in 2 ways, for example, as 44944 + 2088025 = 212^2 + 1445^2 .

It is a cyclic number.

It is not a de Polignac number, because 2132969 - 212 = 2128873 is a prime.

It is a super-2 number, since 2×21329692 = 9099113509922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2132989) 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, 1112 + ... + 2345.

It is an arithmetic number, because the mean of its divisors is an integer number (534261).

22132969 is an apocalyptic number.

It is an amenable number.

2132969 is a deficient number, since it is larger than the sum of its proper divisors (4075).

2132969 is an equidigital number, since it uses as much as digits as its factorization.

2132969 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4074.

The product of its digits is 5832, while the sum is 32.

The square root of 2132969 is about 1460.4687603643. The cubic root of 2132969 is about 128.7245891976.

The spelling of 2132969 in words is "two million, one hundred thirty-two thousand, nine hundred sixty-nine".

Divisors: 1 617 3457 2132969