40552194 has 16 divisors (see below), whose sum is σ = 85373280. Its totient is φ = 12805920.

The previous prime is 40552189. The next prime is 40552199. The reversal of 40552194 is 49125504.

It is an interprime number because it is at equal distance from previous prime (40552189) and next prime (40552199).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40552199) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 177747 + ... + 177974.

It is an arithmetic number, because the mean of its divisors is an integer number (5335830).

Almost surely, 2^40552194 is an apocalyptic number.

40552194 is an abundant number, since it is smaller than the sum of its proper divisors (44821086).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

40552194 is a wasteful number, since it uses less digits than its factorization.

40552194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355745.

The product of its (nonzero) digits is 7200, while the sum is 30.

The square root of 40552194 is about 6368.0604582557. The cubic root of 40552194 is about 343.5617334260.

Adding to 40552194 its reverse (49125504), we get a palindrome (89677698).

The spelling of 40552194 in words is "forty million, five hundred fifty-two thousand, one hundred ninety-four".