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2389201 = 31372083
BaseRepresentation
bin1001000111010011010001
311111101100221
421013103101
51102423301
6123113041
726210413
oct11072321
94441327
102389201
111392051
12972781
13658639
144629b3
15322da1
hex2474d1

2389201 has 8 divisors (see below), whose sum is σ = 2534144. Its totient is φ = 2248560.

The previous prime is 2389183. The next prime is 2389213. The reversal of 2389201 is 1029832.

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 2389201 - 27 = 2389073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2389241) 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, 106 + ... + 2188.

It is an arithmetic number, because the mean of its divisors is an integer number (316768).

22389201 is an apocalyptic number.

It is an amenable number.

2389201 is a deficient number, since it is larger than the sum of its proper divisors (144943).

2389201 is a wasteful number, since it uses less digits than its factorization.

2389201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2151.

The product of its (nonzero) digits is 864, while the sum is 25.

The square root of 2389201 is about 1545.7040467049. The cubic root of 2389201 is about 133.6854767826.

The spelling of 2389201 in words is "two million, three hundred eighty-nine thousand, two hundred one".

Divisors: 1 31 37 1147 2083 64573 77071 2389201