40551422 has 8 divisors (see below), whose sum is σ = 60884400. Its totient is φ = 20256624.

The previous prime is 40551361. The next prime is 40551431. The reversal of 40551422 is 22415504.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6722 + ... + 11237.

It is an arithmetic number, because the mean of its divisors is an integer number (7610550).

Almost surely, 2^40551422 is an apocalyptic number.

40551422 is a deficient number, since it is larger than the sum of its proper divisors (20332978).

40551422 is a wasteful number, since it uses less digits than its factorization.

40551422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19090.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 40551422 is about 6367.9998429648. Note that the first 3 decimals coincide. The cubic root of 40551422 is about 343.5595532617.

Adding to 40551422 its reverse (22415504), we get a palindrome (62966926).

The spelling of 40551422 in words is "forty million, five hundred fifty-one thousand, four hundred twenty-two".