2421003306 has 16 divisors (see below), whose sum is σ = 4859119584. Its totient is φ = 804148944.

The previous prime is 2421003283. The next prime is 2421003331. The reversal of 2421003306 is 6033001242.

It is a happy number.

It is a super-2 number, since 2×2421003306² = 11722514015325859272, which contains 22 as substring.

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, 711201 + ... + 714596.

It is an arithmetic number, because the mean of its divisors is an integer number (303694974).

Almost surely, 2^2421003306 is an apocalyptic number.

2421003306 is an abundant number, since it is smaller than the sum of its proper divisors (2438116278).

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

2421003306 is a wasteful number, since it uses less digits than its factorization.

2421003306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426085.

The product of its (nonzero) digits is 864, while the sum is 21.

The square root of 2421003306 is about 49203.6919956216. The cubic root of 2421003306 is about 1342.7602022963.

Adding to 2421003306 its reverse (6033001242), we get a palindrome (8454004548).

The spelling of 2421003306 in words is "two billion, four hundred twenty-one million, three thousand, three hundred six".