40451622 has 8 divisors (see below), whose sum is σ = 80903256. Its totient is φ = 13483872.

The previous prime is 40451617. The next prime is 40451633. The reversal of 40451622 is 22615404.

40451622 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

40451622 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 40451592 and 40451601.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370963 + ... + 3370974.

It is an arithmetic number, because the mean of its divisors is an integer number (10112907).

Almost surely, 2^40451622 is an apocalyptic number.

40451622 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

40451622 is a wasteful number, since it uses less digits than its factorization.

40451622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6741942.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 40451622 is about 6360.1589602776. The cubic root of 40451622 is about 343.2774800483.

The spelling of 40451622 in words is "forty million, four hundred fifty-one thousand, six hundred twenty-two".