40325505 has 48 divisors (see below), whose sum is σ = 74395584. Its totient is φ = 18495360.

The previous prime is 40325501. The next prime is 40325507. The reversal of 40325505 is 50552304.

It is not a de Polignac number, because 40325505 - 2² = 40325501 is a prime.

It is a super-2 number, since 2×40325505² = 3252292707010050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (40325501) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 59227 + ... + 59903.

It is an arithmetic number, because the mean of its divisors is an integer number (1549908).

Almost surely, 2^40325505 is an apocalyptic number.

It is an amenable number.

40325505 is a deficient number, since it is larger than the sum of its proper divisors (34070079).

40325505 is a wasteful number, since it uses less digits than its factorization.

40325505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 734 (or 715 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 40325505 is about 6350.2366097650. The cubic root of 40325505 is about 342.9203604907.

Adding to 40325505 its reverse (50552304), we get a palindrome (90877809).

The spelling of 40325505 in words is "forty million, three hundred twenty-five thousand, five hundred five".