40746620 has 96 divisors (see below), whose sum is σ = 96526080. Its totient is φ = 14376960.

The previous prime is 40746613. The next prime is 40746647. The reversal of 40746620 is 2664704.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 515741 + ... + 515819.

It is an arithmetic number, because the mean of its divisors is an integer number (1005480).

Almost surely, 2^40746620 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40746620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48263040).

40746620 is an abundant number, since it is smaller than the sum of its proper divisors (55779460).

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

40746620 is a wasteful number, since it uses less digits than its factorization.

40746620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 181 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 29.

The square root of 40746620 is about 6383.3079198798. The cubic root of 40746620 is about 344.1099229565.

The spelling of 40746620 in words is "forty million, seven hundred forty-six thousand, six hundred twenty".