40572006 has 8 divisors (see below), whose sum is σ = 81144024. Its totient is φ = 13524000.

The previous prime is 40571987. The next prime is 40572019. The reversal of 40572006 is 60027504.

It is a happy number.

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

40572006 is an admirable number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3380995 + ... + 3381006.

It is an arithmetic number, because the mean of its divisors is an integer number (10143003).

Almost surely, 2^40572006 is an apocalyptic number.

40572006 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40572006 is a wasteful number, since it uses less digits than its factorization.

40572006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6762006.

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 40572006 is about 6369.6158439893. The cubic root of 40572006 is about 343.6176739824.

The spelling of 40572006 in words is "forty million, five hundred seventy-two thousand, six".