40655193 has 24 divisors (see below), whose sum is σ = 58756320. Its totient is φ = 24935040.

The previous prime is 40655179. The next prime is 40655201. The reversal of 40655193 is 39155604.

It is a happy number.

40655193 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 40655193 - 2¹⁰ = 40654169 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (40655123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77773 + ... + 78293.

It is an arithmetic number, because the mean of its divisors is an integer number (2448180).

Almost surely, 2^40655193 is an apocalyptic number.

It is an amenable number.

40655193 is a deficient number, since it is larger than the sum of its proper divisors (18101127).

40655193 is a wasteful number, since it uses less digits than its factorization.

40655193 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617 (or 580 counting only the distinct ones).

The product of its (nonzero) digits is 16200, while the sum is 33.

The square root of 40655193 is about 6376.1424858609. The cubic root of 40655193 is about 343.8523596878.

The spelling of 40655193 in words is "forty million, six hundred fifty-five thousand, one hundred ninety-three".