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2072701 is a prime number
BaseRepresentation
bin111111010000001111101
310220022012201
413322001331
51012311301
6112231501
723421601
oct7720175
93808181
102072701
111196284
1283b591
13577567
143bd501
152ae201
hex1fa07d

2072701 has 2 divisors, whose sum is σ = 2072702. Its totient is φ = 2072700.

The previous prime is 2072699. The next prime is 2072731. The reversal of 2072701 is 1072702.

2072701 = T1174 + T1175 + T1176.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1207801 + 864900 = 1099^2 + 930^2 .

It is a cyclic number.

It is not a de Polignac number, because 2072701 - 21 = 2072699 is a prime.

Together with 2072699, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2072731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1036350 + 1036351.

It is an arithmetic number, because the mean of its divisors is an integer number (1036351).

22072701 is an apocalyptic number.

2072701 is the 1176-th centered triangular number.

It is an amenable number.

2072701 is a deficient number, since it is larger than the sum of its proper divisors (1).

2072701 is an equidigital number, since it uses as much as digits as its factorization.

2072701 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 196, while the sum is 19.

The square root of 2072701 is about 1439.6878133818. The cubic root of 2072701 is about 127.5005972034.

Subtracting from 2072701 its reverse (1072702), we obtain a palindrome (999999).

The spelling of 2072701 in words is "two million, seventy-two thousand, seven hundred one".