40852291 has 4 divisors (see below), whose sum is σ = 40902400. Its totient is φ = 40802184.

The previous prime is 40852283. The next prime is 40852303. The reversal of 40852291 is 19225804.

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

It is a cyclic number.

It is not a de Polignac number, because 40852291 - 2³ = 40852283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40852891) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23811 + ... + 25468.

It is an arithmetic number, because the mean of its divisors is an integer number (10225600).

Almost surely, 2^40852291 is an apocalyptic number.

40852291 is a deficient number, since it is larger than the sum of its proper divisors (50109).

40852291 is an equidigital number, since it uses as much as digits as its factorization.

40852291 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50108.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 40852291 is about 6391.5796951927. The cubic root of 40852291 is about 344.4071341211.

The spelling of 40852291 in words is "forty million, eight hundred fifty-two thousand, two hundred ninety-one".