40574546 has 8 divisors (see below), whose sum is σ = 64441980. Its totient is φ = 19093888.

The previous prime is 40574531. The next prime is 40574549. The reversal of 40574546 is 64547504.

40574546 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 40462321 + 112225 = 6361^2 + 335^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×40574546² = 3292587566212232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40574549) 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 3 ways as a sum of consecutive naturals, for example, 596651 + ... + 596718.

Almost surely, 2^40574546 is an apocalyptic number.

40574546 is a deficient number, since it is larger than the sum of its proper divisors (23867434).

40574546 is a wasteful number, since it uses less digits than its factorization.

40574546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1193388.

The product of its (nonzero) digits is 67200, while the sum is 35.

The square root of 40574546 is about 6369.8152249496. The cubic root of 40574546 is about 343.6248445315.

The spelling of 40574546 in words is "forty million, five hundred seventy-four thousand, five hundred forty-six".