40510705 has 8 divisors (see below), whose sum is σ = 50726592. Its totient is φ = 30999408.

The previous prime is 40510699. The next prime is 40510727. The reversal of 40510705 is 50701504.

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 40510705 - 2³ = 40510697 is a prime.

It is a super-2 number, since 2×40510705² = 3282234439194050, which contains 22 as substring.

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, 176019 + ... + 176248.

It is an arithmetic number, because the mean of its divisors is an integer number (6340824).

Almost surely, 2^40510705 is an apocalyptic number.

It is an amenable number.

40510705 is a deficient number, since it is larger than the sum of its proper divisors (10215887).

40510705 is a wasteful number, since it uses less digits than its factorization.

40510705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352295.

The product of its (nonzero) digits is 700, while the sum is 22.

The square root of 40510705 is about 6364.8020393411. The cubic root of 40510705 is about 343.4445273004. Note that the first 3 decimals are identical.

The spelling of 40510705 in words is "forty million, five hundred ten thousand, seven hundred five".