2444290 has 8 divisors (see below), whose sum is σ = 4399740. Its totient is φ = 977712.

The previous prime is 2444287. The next prime is 2444291. The reversal of 2444290 is 924442.

It can be written as a sum of positive squares in 2 ways, for example, as 2436721 + 7569 = 1561^2 + 87^2 .

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

It is not an unprimeable number, because it can be changed into a prime (2444291) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122205 + ... + 122224.

2^2444290 is an apocalyptic number.

2444290 is a deficient number, since it is larger than the sum of its proper divisors (1955450).

2444290 is a wasteful number, since it uses less digits than its factorization.

2444290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244436.

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 2444290 is about 1563.4225276617. The cubic root of 2444290 is about 134.7051635955.

The spelling of 2444290 in words is "two million, four hundred forty-four thousand, two hundred ninety".