40535545 has 8 divisors (see below), whose sum is σ = 50757696. Its totient is φ = 31018416.

The previous prime is 40535543. The next prime is 40535549. The reversal of 40535545 is 54553504.

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 40535545 - 2¹ = 40535543 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40535543) 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, 176127 + ... + 176356.

It is an arithmetic number, because the mean of its divisors is an integer number (6344712).

Almost surely, 2^40535545 is an apocalyptic number.

It is an amenable number.

40535545 is a deficient number, since it is larger than the sum of its proper divisors (10222151).

40535545 is a wasteful number, since it uses less digits than its factorization.

40535545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352511.

The product of its (nonzero) digits is 30000, while the sum is 31.

The square root of 40535545 is about 6366.7530971446. The cubic root of 40535545 is about 343.5147097289.

The spelling of 40535545 in words is "forty million, five hundred thirty-five thousand, five hundred forty-five".