2440423142 has 32 divisors (see below), whose sum is σ = 3930273792. Its totient is φ = 1133884224.

The previous prime is 2440423133. The next prime is 2440423163. The reversal of 2440423142 is 2413240442.

It is a happy number.

It is a super-2 number, since 2×2440423142² = 11911330224018304328, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219563 + ... + 230409.

It is an arithmetic number, because the mean of its divisors is an integer number (122821056).

Almost surely, 2^2440423142 is an apocalyptic number.

2440423142 is a deficient number, since it is larger than the sum of its proper divisors (1489850650).

2440423142 is a wasteful number, since it uses less digits than its factorization.

2440423142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11012.

The product of its (nonzero) digits is 6144, while the sum is 26.

The square root of 2440423142 is about 49400.6390849349. The cubic root of 2440423142 is about 1346.3409174221.

Adding to 2440423142 its reverse (2413240442), we get a palindrome (4853663584).

The spelling of 2440423142 in words is "two billion, four hundred forty million, four hundred twenty-three thousand, one hundred forty-two".