40504505 has 8 divisors (see below), whose sum is σ = 48681672. Its totient is φ = 32352768.

The previous prime is 40504423. The next prime is 40504517. The reversal of 40504505 is 50540504.

It can be written as a sum of positive squares in 4 ways, for example, as 524176 + 39980329 = 724^2 + 6323^2 .

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 40504505 - 2¹⁰ = 40503481 is a prime.

It is a super-2 number, since 2×40504505² = 3281229850590050, which contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2654 + ... + 9383.

It is an arithmetic number, because the mean of its divisors is an integer number (6085209).

Almost surely, 2^40504505 is an apocalyptic number.

It is an amenable number.

40504505 is a deficient number, since it is larger than the sum of its proper divisors (8177167).

40504505 is a wasteful number, since it uses less digits than its factorization.

40504505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12715.

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

The square root of 40504505 is about 6364.3149670644. The cubic root of 40504505 is about 343.4270054733.

The spelling of 40504505 in words is "forty million, five hundred four thousand, five hundred five".