2400006 has 16 divisors (see below), whose sum is σ = 5485824. Its totient is φ = 685704.

The previous prime is 2400001. The next prime is 2400019. The reversal of 2400006 is 6000042.

It is a junction number, because it is equal to n+sod(n) for n = 2399964 and 2400000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28530 + ... + 28613.

It is an arithmetic number, because the mean of its divisors is an integer number (342864).

2^2400006 is an apocalyptic number.

2400006 is an abundant number, since it is smaller than the sum of its proper divisors (3085818).

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

2400006 is a wasteful number, since it uses less digits than its factorization.

2400006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57155.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2400006 is about 1549.1952749734. The cubic root of 2400006 is about 133.8867015885.

Adding to 2400006 its reverse (6000042), we get a palindrome (8400048).

It can be divided in two parts, 240000 and 6, that multiplied together give a square (1440000 = 1200²).

The spelling of 2400006 in words is "two million, four hundred thousand, six".