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2245601 = 11511951
BaseRepresentation
bin1000100100001111100001
311020002101102
420210033201
51033324401
6120044145
725041641
oct10441741
94202342
102245601
1112a4176
12903655
13608177
14426521
152e556b
hex2243e1

2245601 has 4 divisors (see below), whose sum is σ = 2248704. Its totient is φ = 2242500.

The previous prime is 2245597. The next prime is 2245619. The reversal of 2245601 is 1065422.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2245601 - 22 = 2245597 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2245631) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176 + ... + 2126.

It is an arithmetic number, because the mean of its divisors is an integer number (562176).

22245601 is an apocalyptic number.

It is an amenable number.

2245601 is a deficient number, since it is larger than the sum of its proper divisors (3103).

2245601 is a wasteful number, since it uses less digits than its factorization.

2245601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3102.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 2245601 is about 1498.5329492540. The cubic root of 2245601 is about 130.9516166525.

The spelling of 2245601 in words is "two million, two hundred forty-five thousand, six hundred one".

Divisors: 1 1151 1951 2245601