40361455 has 4 divisors (see below), whose sum is σ = 48433752. Its totient is φ = 32289160.

The previous prime is 40361437. The next prime is 40361459. The reversal of 40361455 is 55416304.

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

It is not a de Polignac number, because 40361455 - 2⁵ = 40361423 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40361459) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4036141 + ... + 4036150.

It is an arithmetic number, because the mean of its divisors is an integer number (12108438).

Almost surely, 2^40361455 is an apocalyptic number.

40361455 is a deficient number, since it is larger than the sum of its proper divisors (8072297).

40361455 is an equidigital number, since it uses as much as digits as its factorization.

40361455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8072296.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 40361455 is about 6353.0665823679. The cubic root of 40361455 is about 343.0222341918.

Adding to 40361455 its reverse (55416304), we get a palindrome (95777759).

The spelling of 40361455 in words is "forty million, three hundred sixty-one thousand, four hundred fifty-five".