2400012222 has 16 divisors (see below), whose sum is σ = 4801680000. Its totient is φ = 799728152.

The previous prime is 2400012221. The next prime is 2400012229. The reversal of 2400012222 is 2222100042.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2400012221) 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, 49722 + ... + 85277.

It is an arithmetic number, because the mean of its divisors is an integer number (300105000).

Almost surely, 2^2400012222 is an apocalyptic number.

2400012222 is an abundant number, since it is smaller than the sum of its proper divisors (2401667778).

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

2400012222 is a wasteful number, since it uses less digits than its factorization.

2400012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137967.

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2400012222 is about 48989.9195957699. The cubic root of 2400012222 is about 1338.8681728853.

Adding to 2400012222 its reverse (2222100042), we get a palindrome (4622112264).

The spelling of 2400012222 in words is "two billion, four hundred million, twelve thousand, two hundred twenty-two".