40660570 has 16 divisors (see below), whose sum is σ = 77041440. Its totient is φ = 15408144.

The previous prime is 40660559. The next prime is 40660577. The reversal of 40660570 is 7506604.

It is not an unprimeable number, because it can be changed into a prime (40660577) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 106812 + ... + 107191.

It is an arithmetic number, because the mean of its divisors is an integer number (4815090).

Almost surely, 2^40660570 is an apocalyptic number.

40660570 is a deficient number, since it is larger than the sum of its proper divisors (36380870).

40660570 is a wasteful number, since it uses less digits than its factorization.

40660570 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214029.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 40660570 is about 6376.5641218449. The cubic root of 40660570 is about 343.8675181665.

The spelling of 40660570 in words is "forty million, six hundred sixty thousand, five hundred seventy".