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BaseRepresentation
bin1000100010111011110101
311012211001001
420202323311
51033141440
6120003301
725020220
oct10427365
94184031
102240245
1112a0147
12900531
136058b7
144245b7
152e3b9a
hex222ef5

2240245 has 8 divisors (see below), whose sum is σ = 3072384. Its totient is φ = 1536144.

The previous prime is 2240213. The next prime is 2240267. The reversal of 2240245 is 5420422.

Adding to 2240245 its reverse (5420422), we get a palindrome (7660667).

It can be divided in two parts, 2240 and 245, that added together give a triangular number (2485 = T70).

2240245 is digitally balanced in base 8, because in such base it contains all the possibile digits an equal number of times.

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 2240245 - 25 = 2240213 is a prime.

2240245 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31969 + ... + 32038.

It is an arithmetic number, because the mean of its divisors is an integer number (384048).

22240245 is an apocalyptic number.

It is an amenable number.

2240245 is a deficient number, since it is larger than the sum of its proper divisors (832139).

2240245 is an equidigital number, since it uses as much as digits as its factorization.

2240245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64019.

The product of its (nonzero) digits is 640, while the sum is 19.

The square root of 2240245 is about 1496.7448012270. The cubic root of 2240245 is about 130.8474225387.

The spelling of 2240245 in words is "two million, two hundred forty thousand, two hundred forty-five".

Divisors: 1 5 7 35 64007 320035 448049 2240245