2406400306 has 4 divisors (see below), whose sum is σ = 3609600462. Its totient is φ = 1203200152.

The previous prime is 2406400301. The next prime is 2406400313. The reversal of 2406400306 is 6030046042.

2406400306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2405019681 + 1380625 = 49041^2 + 1175^2 .

It is not an unprimeable number, because it can be changed into a prime (2406400301) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601600075 + ... + 601600078.

Almost surely, 2^2406400306 is an apocalyptic number.

2406400306 is a deficient number, since it is larger than the sum of its proper divisors (1203200156).

2406400306 is a wasteful number, since it uses less digits than its factorization.

2406400306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1203200155.

The product of its (nonzero) digits is 3456, while the sum is 25.

The square root of 2406400306 is about 49055.0742125624. The cubic root of 2406400306 is about 1340.0550036827.

Adding to 2406400306 its reverse (6030046042), we get a palindrome (8436446348).

The spelling of 2406400306 in words is "two billion, four hundred six million, four hundred thousand, three hundred six".