40050545 has 4 divisors (see below), whose sum is σ = 48060660. Its totient is φ = 32040432.

The previous prime is 40050529. The next prime is 40050547. The reversal of 40050545 is 54505004.

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

It can be written as a sum of positive squares in 2 ways, for example, as 10195249 + 29855296 = 3193^2 + 5464^2 .

It is a cyclic number.

It is not a de Polignac number, because 40050545 - 2⁴ = 40050529 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 40050545.

It is not an unprimeable number, because it can be changed into a prime (40050547) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4005050 + ... + 4005059.

It is an arithmetic number, because the mean of its divisors is an integer number (12015165).

Almost surely, 2^40050545 is an apocalyptic number.

It is an amenable number.

40050545 is a deficient number, since it is larger than the sum of its proper divisors (8010115).

40050545 is an equidigital number, since it uses as much as digits as its factorization.

40050545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8010114.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 40050545 is about 6328.5499919018. The cubic root of 40050545 is about 342.1391799260.

Adding to 40050545 its reverse (54505004), we get a palindrome (94555549).

The spelling of 40050545 in words is "forty million, fifty thousand, five hundred forty-five".