40435545 has 8 divisors (see below), whose sum is σ = 64696896. Its totient is φ = 21565616.

The previous prime is 40435529. The next prime is 40435547. The reversal of 40435545 is 54553404.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40435545 - 2⁴ = 40435529 is a prime.

It is not an unprimeable number, because it can be changed into a prime (40435547) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1347837 + ... + 1347866.

It is an arithmetic number, because the mean of its divisors is an integer number (8087112).

Almost surely, 2^40435545 is an apocalyptic number.

It is an amenable number.

40435545 is a deficient number, since it is larger than the sum of its proper divisors (24261351).

40435545 is a wasteful number, since it uses less digits than its factorization.

40435545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2695711.

The product of its (nonzero) digits is 24000, while the sum is 30.

The square root of 40435545 is about 6358.8949511688. The cubic root of 40435545 is about 343.2319968837.

Adding to 40435545 its reverse (54553404), we get a palindrome (94988949).

The spelling of 40435545 in words is "forty million, four hundred thirty-five thousand, five hundred forty-five".