40771593 has 40 divisors (see below), whose sum is σ = 66777480. Its totient is φ = 24675840.

The previous prime is 40771573. The next prime is 40771597. The reversal of 40771593 is 39517704.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 12766329 + 28005264 = 3573^2 + 5292^2 .

It is not a de Polignac number, because 40771593 - 2⁵ = 40771561 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40771597) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 39423 + ... + 40443.

It is an arithmetic number, because the mean of its divisors is an integer number (1669437).

Almost surely, 2^40771593 is an apocalyptic number.

It is an amenable number.

40771593 is a deficient number, since it is larger than the sum of its proper divisors (26005887).

40771593 is a wasteful number, since it uses less digits than its factorization.

40771593 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1079 (or 1070 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 40771593 is about 6385.2637377011. The cubic root of 40771593 is about 344.1802085582.

The spelling of 40771593 in words is "forty million, seven hundred seventy-one thousand, five hundred ninety-three".