40150445 has 4 divisors (see below), whose sum is σ = 48180540. Its totient is φ = 32120352.

The previous prime is 40150427. The next prime is 40150489. The reversal of 40150445 is 54405104.

40150445 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 20241001 + 19909444 = 4499^2 + 4462^2 .

It is a cyclic number.

It is not a de Polignac number, because 40150445 - 2¹² = 40146349 is a prime.

It is a super-2 number, since 2×40150445² = 3224116467396050, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40150445.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4015040 + ... + 4015049.

It is an arithmetic number, because the mean of its divisors is an integer number (12045135).

Almost surely, 2^40150445 is an apocalyptic number.

It is an amenable number.

40150445 is a deficient number, since it is larger than the sum of its proper divisors (8030095).

40150445 is an equidigital number, since it uses as much as digits as its factorization.

40150445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8030094.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 40150445 is about 6336.4378794398. The cubic root of 40150445 is about 342.4234151318.

Adding to 40150445 its reverse (54405104), we get a palindrome (94555549).

The spelling of 40150445 in words is "forty million, one hundred fifty thousand, four hundred forty-five".