2245493 has 4 divisors (see below), whose sum is σ = 2306220. Its totient is φ = 2184768.

The previous prime is 2245489. The next prime is 2245501. The reversal of 2245493 is 3945422.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1737124 + 508369 = 1318^2 + 713^2 .

It is a cyclic number.

It is not a de Polignac number, because 2245493 - 2² = 2245489 is a prime.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 4 + 5³ + 4⁷ + 9³ + 3³ .

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245483) 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, 30308 + ... + 30381.

It is an arithmetic number, because the mean of its divisors is an integer number (576555).

2^2245493 is an apocalyptic number.

It is an amenable number.

2245493 is a deficient number, since it is larger than the sum of its proper divisors (60727).

2245493 is an equidigital number, since it uses as much as digits as its factorization.

2245493 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60726.

The product of its digits is 8640, while the sum is 29.

The square root of 2245493 is about 1498.4969135771. The cubic root of 2245493 is about 130.9495172886.

The spelling of 2245493 in words is "two million, two hundred forty-five thousand, four hundred ninety-three".