40525255 has 4 divisors (see below), whose sum is σ = 48630312. Its totient is φ = 32420200.

The previous prime is 40525213. The next prime is 40525273. The reversal of 40525255 is 55252504.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 40525255 - 2¹¹ = 40523207 is a prime.

It is a Duffinian 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, 4052521 + ... + 4052530.

It is an arithmetic number, because the mean of its divisors is an integer number (12157578).

Almost surely, 2^40525255 is an apocalyptic number.

40525255 is a deficient number, since it is larger than the sum of its proper divisors (8105057).

40525255 is an equidigital number, since it uses as much as digits as its factorization.

40525255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8105056.

The product of its (nonzero) digits is 10000, while the sum is 28.

The square root of 40525255 is about 6365.9449416406. The cubic root of 40525255 is about 343.4856400526.

Adding to 40525255 its reverse (55252504), we get a palindrome (95777759).

The spelling of 40525255 in words is "forty million, five hundred twenty-five thousand, two hundred fifty-five".