40053465 has 24 divisors (see below), whose sum is σ = 72446400. Its totient is φ = 20432544.

The previous prime is 40053451. The next prime is 40053487. The reversal of 40053465 is 56435004.

40053465 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40053465 - 2⁶ = 40053401 is a prime.

It is a Curzon 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 23 ways as a sum of consecutive naturals, for example, 18315 + ... + 20384.

It is an arithmetic number, because the mean of its divisors is an integer number (3018600).

Almost surely, 2^40053465 is an apocalyptic number.

40053465 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

40053465 is a deficient number, since it is larger than the sum of its proper divisors (32392935).

40053465 is a wasteful number, since it uses less digits than its factorization.

40053465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38733 (or 38730 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 27.

The square root of 40053465 is about 6328.7806882527. The cubic root of 40053465 is about 342.1474946038.

Adding to 40053465 its reverse (56435004), we get a palindrome (96488469).

The spelling of 40053465 in words is "forty million, fifty-three thousand, four hundred sixty-five".