2420307 has 16 divisors (see below), whose sum is σ = 3797280. Its totient is φ = 1518336.

The previous prime is 2420291. The next prime is 2420309. The reversal of 2420307 is 7030242.

It is a happy number.

It is not a de Polignac number, because 2420307 - 2⁴ = 2420291 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2420307.

It is not an unprimeable number, because it can be changed into a prime (2420309) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2178 + ... + 3095.

It is an arithmetic number, because the mean of its divisors is an integer number (237330).

2^2420307 is an apocalyptic number.

2420307 is a gapful number since it is divisible by the number (27) formed by its first and last digit.

2420307 is a deficient number, since it is larger than the sum of its proper divisors (1376973).

2420307 is a wasteful number, since it uses less digits than its factorization.

2420307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5299 (or 5293 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The square root of 2420307 is about 1555.7335890184. The cubic root of 2420307 is about 134.2631459303.

Adding to 2420307 its reverse (7030242), we get a palindrome (9450549).

The spelling of 2420307 in words is "two million, four hundred twenty thousand, three hundred seven".