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2572141 = 111317987
BaseRepresentation
bin1001110011111101101101
311211200022111
421303331231
51124302031
6131044021
730601645
oct11637555
94750274
102572141
1114a7540
12a40611
136c09a0
144ad525
1535c1b1
hex273f6d

2572141 has 8 divisors (see below), whose sum is σ = 3021984. Its totient is φ = 2158320.

The previous prime is 2572139. The next prime is 2572153. The reversal of 2572141 is 1412752.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2572141 - 21 = 2572139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2572121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8851 + ... + 9136.

It is an arithmetic number, because the mean of its divisors is an integer number (377748).

22572141 is an apocalyptic number.

It is an amenable number.

2572141 is a deficient number, since it is larger than the sum of its proper divisors (449843).

2572141 is a wasteful number, since it uses less digits than its factorization.

2572141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18011.

The product of its digits is 560, while the sum is 22.

The square root of 2572141 is about 1603.7895747261. The cubic root of 2572141 is about 137.0139932783.

Adding to 2572141 its reverse (1412752), we get a palindrome (3984893).

The spelling of 2572141 in words is "two million, five hundred seventy-two thousand, one hundred forty-one".

Divisors: 1 11 13 143 17987 197857 233831 2572141