40387622 has 24 divisors (see below), whose sum is σ = 67076688. Its totient is φ = 18223920.

The previous prime is 40387601. The next prime is 40387649. The reversal of 40387622 is 22678304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 37463 + ... + 38525.

It is an arithmetic number, because the mean of its divisors is an integer number (2794862).

Almost surely, 2^40387622 is an apocalyptic number.

40387622 is a deficient number, since it is larger than the sum of its proper divisors (26689066).

40387622 is a wasteful number, since it uses less digits than its factorization.

40387622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1244 (or 1233 counting only the distinct ones).

The product of its (nonzero) digits is 16128, while the sum is 32.

The square root of 40387622 is about 6355.1256478531. The cubic root of 40387622 is about 343.0963471771.

The spelling of 40387622 in words is "forty million, three hundred eighty-seven thousand, six hundred twenty-two".