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2572801 = 71133413
BaseRepresentation
bin1001110100001000000001
311211201012221
421310020001
51124312201
6131051041
730603610
oct11641001
94751187
102572801
1114a7a90
12a40a81
136c108a
144ad877
1535c4a1
hex274201

2572801 has 8 divisors (see below), whose sum is σ = 3207744. Its totient is φ = 2004720.

The previous prime is 2572799. The next prime is 2572811. The reversal of 2572801 is 1082752.

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 2572801 - 21 = 2572799 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 (2572811) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16630 + ... + 16783.

It is an arithmetic number, because the mean of its divisors is an integer number (400968).

22572801 is an apocalyptic number.

It is an amenable number.

2572801 is a deficient number, since it is larger than the sum of its proper divisors (634943).

2572801 is a wasteful number, since it uses less digits than its factorization.

2572801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33431.

The product of its (nonzero) digits is 1120, while the sum is 25.

The square root of 2572801 is about 1603.9953241827. The cubic root of 2572801 is about 137.0257113375.

The spelling of 2572801 in words is "two million, five hundred seventy-two thousand, eight hundred one".

Divisors: 1 7 11 77 33413 233891 367543 2572801