2420004 has 12 divisors (see below), whose sum is σ = 5646704. Its totient is φ = 806664.

The previous prime is 2419993. The next prime is 2420009. The reversal of 2420004 is 4000242.

It is a tau number, because it is divible by the number of its divisors (12).

It is a Harshad number since it is a multiple of its sum of digits (12), and also a Moran number because the ratio is a prime number: 201667 = 2420004 / (2 + 4 + 2 + 0 + 0 + 0 + 4).

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (2420009) 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, 100822 + ... + 100845.

2^2420004 is an apocalyptic number.

It is an amenable number.

2420004 is an abundant number, since it is smaller than the sum of its proper divisors (3226700).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2420004 is a wasteful number, since it uses less digits than its factorization.

2420004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201674 (or 201672 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 12.

The square root of 2420004 is about 1555.6362042586. The cubic root of 2420004 is about 134.2575428627.

Adding to 2420004 its reverse (4000242), we get a palindrome (6420246).

The spelling of 2420004 in words is "two million, four hundred twenty thousand, four".