40072622 has 8 divisors (see below), whose sum is σ = 60139200. Its totient is φ = 20026224.

The previous prime is 40072607. The next prime is 40072631. The reversal of 40072622 is 22627004.

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, 1754 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (7517400).

Almost surely, 2^40072622 is an apocalyptic number.

40072622 is a deficient number, since it is larger than the sum of its proper divisors (20066578).

40072622 is a wasteful number, since it uses less digits than its factorization.

40072622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10090.

The product of its (nonzero) digits is 1344, while the sum is 23.

The square root of 40072622 is about 6330.2939900134. The cubic root of 40072622 is about 342.2020339955.

Adding to 40072622 its reverse (22627004), we get a palindrome (62699626).

The spelling of 40072622 in words is "forty million, seventy-two thousand, six hundred twenty-two".