40564235 has 8 divisors (see below), whose sum is σ = 49132656. Its totient is φ = 32147680.

The previous prime is 40564229. The next prime is 40564253. The reversal of 40564235 is 53246504.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 40564235 - 2⁶ = 40564171 is a prime.

It is a super-2 number, since 2×40564235² = 3290914322270450, which contains 22 as substring.

It is a Duffinian number.

It is a zygodrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 40564198 and 40564207.

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, 37376 + ... + 38445.

It is an arithmetic number, because the mean of its divisors is an integer number (6141582).

Almost surely, 2^40564235 is an apocalyptic number.

40564235 is a deficient number, since it is larger than the sum of its proper divisors (8568421).

40564235 is a wasteful number, since it uses less digits than its factorization.

40564235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75933.

The product of its (nonzero) digits is 14400, while the sum is 29.

The square root of 40564235 is about 6369.0058093866. The cubic root of 40564235 is about 343.5957341960.

The spelling of 40564235 in words is "forty million, five hundred sixty-four thousand, two hundred thirty-five".