40622628 has 24 divisors (see below), whose sum is σ = 95036032. Its totient is φ = 13505184.

The previous prime is 40622597. The next prime is 40622641. The reversal of 40622628 is 82622604.

40622628 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 40622595 and 40622604.

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 7 ways as a sum of consecutive naturals, for example, 501 + ... + 9027.

Almost surely, 2^40622628 is an apocalyptic number.

It is an amenable number.

40622628 is an abundant number, since it is smaller than the sum of its proper divisors (54413404).

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

40622628 is a wasteful number, since it uses less digits than its factorization.

40622628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8931 (or 8929 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 30.

The square root of 40622628 is about 6373.5883142858. The cubic root of 40622628 is about 343.7605260468.

The spelling of 40622628 in words is "forty million, six hundred twenty-two thousand, six hundred twenty-eight".