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2870401 is a prime number
BaseRepresentation
bin1010111100110010000001
312101211110011
422330302001
51213323101
6141304521
733253342
oct12746201
95354404
102870401
111690636
12b65141
13796681
1454a0c9
153ba751
hex2bcc81

2870401 has 2 divisors, whose sum is σ = 2870402. Its totient is φ = 2870400.

The previous prime is 2870393. The next prime is 2870407. The reversal of 2870401 is 1040782.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2556801 + 313600 = 1599^2 + 560^2 .

It is a cyclic number.

It is not a de Polignac number, because 2870401 - 23 = 2870393 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (2870407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1435200 + 1435201.

It is an arithmetic number, because the mean of its divisors is an integer number (1435201).

22870401 is an apocalyptic number.

It is an amenable number.

2870401 is a deficient number, since it is larger than the sum of its proper divisors (1).

2870401 is an equidigital number, since it uses as much as digits as its factorization.

2870401 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 448, while the sum is 22.

The square root of 2870401 is about 1694.2257818839. The cubic root of 2870401 is about 142.1174885615.

The spelling of 2870401 in words is "two million, eight hundred seventy thousand, four hundred one".