40674213 has 12 divisors (see below), whose sum is σ = 59557420. Its totient is φ = 26744256.

The previous prime is 40674209. The next prime is 40674239. The reversal of 40674213 is 31247604.

40674213 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 32012964 + 8661249 = 5658^2 + 2943^2 .

It is not a de Polignac number, because 40674213 - 2² = 40674209 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40674253) 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 11 ways as a sum of consecutive naturals, for example, 30298 + ... + 31611.

Almost surely, 2^40674213 is an apocalyptic number.

It is an amenable number.

40674213 is a deficient number, since it is larger than the sum of its proper divisors (18883207).

40674213 is a wasteful number, since it uses less digits than its factorization.

40674213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61988 (or 61985 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 40674213 is about 6377.6338088667. The cubic root of 40674213 is about 343.9059736033.

The spelling of 40674213 in words is "forty million, six hundred seventy-four thousand, two hundred thirteen".