40552807 has 2 divisors, whose sum is σ = 40552808. Its totient is φ = 40552806.

The previous prime is 40552793. The next prime is 40552847. The reversal of 40552807 is 70825504.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 40552807 - 2¹⁹ = 40028519 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (40552847) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20276403 + 20276404.

It is an arithmetic number, because the mean of its divisors is an integer number (20276404).

Almost surely, 2^40552807 is an apocalyptic number.

40552807 is a deficient number, since it is larger than the sum of its proper divisors (1).

40552807 is an equidigital number, since it uses as much as digits as its factorization.

40552807 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11200, while the sum is 31.

The square root of 40552807 is about 6368.1085888983. The cubic root of 40552807 is about 343.5634645472.

The spelling of 40552807 in words is "forty million, five hundred fifty-two thousand, eight hundred seven".