40570545 has 8 divisors (see below), whose sum is σ = 64912896. Its totient is φ = 21637616.

The previous prime is 40570511. The next prime is 40570573. The reversal of 40570545 is 54507504.

40570545 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 40570545 - 2⁷ = 40570417 is a prime.

It is a super-3 number, since 3×40570545³ (a number of 24 digits) contains 333 as substring.

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, 1352337 + ... + 1352366.

It is an arithmetic number, because the mean of its divisors is an integer number (8114112).

Almost surely, 2^40570545 is an apocalyptic number.

It is an amenable number.

40570545 is a deficient number, since it is larger than the sum of its proper divisors (24342351).

40570545 is a wasteful number, since it uses less digits than its factorization.

40570545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704711.

The product of its (nonzero) digits is 14000, while the sum is 30.

The square root of 40570545 is about 6369.5011578616. The cubic root of 40570545 is about 343.6135493696.

The spelling of 40570545 in words is "forty million, five hundred seventy thousand, five hundred forty-five".