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2245790 = 25224579
BaseRepresentation
bin1000100100010010011110
311020002122102
420210102132
51033331130
6120045102
725042331
oct10442236
94202572
102245790
1112a4328
12903792
13608291
14426618
152e5645
hex22449e

2245790 has 8 divisors (see below), whose sum is σ = 4042440. Its totient is φ = 898312.

The previous prime is 2245787. The next prime is 2245799. The reversal of 2245790 is 975422.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245799) 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, 112280 + ... + 112299.

It is an arithmetic number, because the mean of its divisors is an integer number (505305).

22245790 is an apocalyptic number.

2245790 is a deficient number, since it is larger than the sum of its proper divisors (1796650).

2245790 is a wasteful number, since it uses less digits than its factorization.

2245790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224586.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 2245790 is about 1498.5960096037. The cubic root of 2245790 is about 130.9552903774.

The spelling of 2245790 in words is "two million, two hundred forty-five thousand, seven hundred ninety".

Divisors: 1 2 5 10 224579 449158 1122895 2245790