40342375 has 16 divisors (see below), whose sum is σ = 51109344. Its totient is φ = 31785600.

The previous prime is 40342373. The next prime is 40342409. The reversal of 40342375 is 57324304.

It is not a de Polignac number, because 40342375 - 2¹ = 40342373 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40342373) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5967 + ... + 10783.

It is an arithmetic number, because the mean of its divisors is an integer number (3194334).

Almost surely, 2^40342375 is an apocalyptic number.

40342375 is a deficient number, since it is larger than the sum of its proper divisors (10766969).

40342375 is an equidigital number, since it uses as much as digits as its factorization.

40342375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4899 (or 4889 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 28.

The square root of 40342375 is about 6351.5647678348. The cubic root of 40342375 is about 342.9681735721.

Adding to 40342375 its reverse (57324304), we get a palindrome (97666679).

It can be divided in two parts, 403 and 42375, that added together give a triangular number (42778 = T₂₉₂).

The spelling of 40342375 in words is "forty million, three hundred forty-two thousand, three hundred seventy-five".