40240004422 has 4 divisors (see below), whose sum is σ = 60360006636. Its totient is φ = 20120002210.

The previous prime is 40240004393. The next prime is 40240004437. The reversal of 40240004422 is 22440004204.

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

It is a junction number, because it is equal to n+sod(n) for n = 40240004393 and 40240004402.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10060001104 + ... + 10060001107.

It is an arithmetic number, because the mean of its divisors is an integer number (15090001659).

Almost surely, 2^40240004422 is an apocalyptic number.

40240004422 is a deficient number, since it is larger than the sum of its proper divisors (20120002214).

40240004422 is a wasteful number, since it uses less digits than its factorization.

40240004422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20120002213.

The product of its (nonzero) digits is 2048, while the sum is 22.

Adding to 40240004422 its reverse (22440004204), we get a palindrome (62680008626).

The spelling of 40240004422 in words is "forty billion, two hundred forty million, four thousand, four hundred twenty-two".