40621346 has 16 divisors (see below), whose sum is σ = 63518208. Its totient is φ = 19461600.

The previous prime is 40621337. The next prime is 40621349. The reversal of 40621346 is 64312604.

40621346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Smith number, since the sum of its digits (26) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (40621349) by changing a digit.

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, 3206 + ... + 9566.

It is an arithmetic number, because the mean of its divisors is an integer number (3969888).

Almost surely, 2^40621346 is an apocalyptic number.

40621346 is a deficient number, since it is larger than the sum of its proper divisors (22896862).

40621346 is a wasteful number, since it uses less digits than its factorization.

40621346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6497.

The product of its (nonzero) digits is 3456, while the sum is 26.

The square root of 40621346 is about 6373.4877422021. The cubic root of 40621346 is about 343.7569097895.

The spelling of 40621346 in words is "forty million, six hundred twenty-one thousand, three hundred forty-six".