2420045 has 8 divisors (see below), whose sum is σ = 2912760.
Its totient is φ = 1930240.
The previous prime is 2420017. The next prime is 2420051. The reversal of 2420045 is 5400242.
It can be written as a sum of positive squares in 4 ways, for example, as 29929 + 2390116 = 173^2 + 1546^2
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 2420045 - 26 = 2419981 is a prime.
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, 2141 + ... + 3069.
It is an arithmetic number, because the mean of its divisors is an integer number (364095).
22420045 is an apocalyptic number.
It is an amenable number.
2420045 is a deficient number, since it is larger than the sum of its proper divisors (492715).
2420045 is an equidigital number, since it uses as much as digits as its factorization.
2420045 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1455.
The product of its (nonzero) digits is 320, while the sum is 17.
The square root of 2420045 is about 1555.6493820910.
The cubic root of 2420045 is about 134.2583010610.
Adding to 2420045 its reverse (5400242), we get a palindrome (7820287).
The spelling of 2420045 in words is "two million, four hundred twenty thousand, forty-five".