40571466 has 32 divisors (see below), whose sum is σ = 88827648. Its totient is φ = 12277440.

The previous prime is 40571437. The next prime is 40571473. The reversal of 40571466 is 66417504.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 495 + ... + 9021.

It is an arithmetic number, because the mean of its divisors is an integer number (2775864).

Almost surely, 2^40571466 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40571466, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (44413824).

40571466 is an abundant number, since it is smaller than the sum of its proper divisors (48256182).

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

40571466 is a wasteful number, since it uses less digits than its factorization.

40571466 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8606.

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40571466 is about 6369.5734551067. The cubic root of 40571466 is about 343.6161494964.

The spelling of 40571466 in words is "forty million, five hundred seventy-one thousand, four hundred sixty-six".