40057575 has 12 divisors (see below), whose sum is σ = 66228648. Its totient is φ = 21364000.

The previous prime is 40057547. The next prime is 40057601. The reversal of 40057575 is 57575004.

It is not a de Polignac number, because 40057575 - 2⁷ = 40057447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 266976 + ... + 267125.

It is an arithmetic number, because the mean of its divisors is an integer number (5519054).

Almost surely, 2^40057575 is an apocalyptic number.

40057575 is a deficient number, since it is larger than the sum of its proper divisors (26171073).

40057575 is a wasteful number, since it uses less digits than its factorization.

40057575 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 534114 (or 534109 counting only the distinct ones).

The product of its (nonzero) digits is 24500, while the sum is 33.

The square root of 40057575 is about 6329.1053870196. The cubic root of 40057575 is about 342.1591971128.

It can be divided in two parts, 400 and 57575, that added together give a palindrome (57975).

The spelling of 40057575 in words is "forty million, fifty-seven thousand, five hundred seventy-five".