40695545 has 16 divisors (see below), whose sum is σ = 54181440. Its totient is φ = 29092800.

The previous prime is 40695541. The next prime is 40695559. The reversal of 40695545 is 54559604.

It is not a de Polignac number, because 40695545 - 2² = 40695541 is a prime.

It is a super-2 number, since 2×40695545² = 3312254765694050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 40695499 and 40695508.

It is not an unprimeable number, because it can be changed into a prime (40695541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3026 + ... + 9515.

It is an arithmetic number, because the mean of its divisors is an integer number (3386340).

Almost surely, 2^40695545 is an apocalyptic number.

It is an amenable number.

40695545 is a deficient number, since it is larger than the sum of its proper divisors (13485895).

40695545 is a wasteful number, since it uses less digits than its factorization.

40695545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12616.

The product of its (nonzero) digits is 108000, while the sum is 38.

The square root of 40695545 is about 6379.3059967366. The cubic root of 40695545 is about 343.9660847445.

The spelling of 40695545 in words is "forty million, six hundred ninety-five thousand, five hundred forty-five".