39875473 has 4 divisors (see below), whose sum is σ = 43500528. Its totient is φ = 36250420.

The previous prime is 39875461. The next prime is 39875503. The reversal of 39875473 is 37457893.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 37457893 = 11 ⋅3405263.

It is a cyclic number.

It is not a de Polignac number, because 39875473 - 2²⁵ = 6321041 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39875443) 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 3 ways as a sum of consecutive naturals, for example, 1812511 + ... + 1812532.

It is an arithmetic number, because the mean of its divisors is an integer number (10875132).

Almost surely, 2^39875473 is an apocalyptic number.

It is an amenable number.

39875473 is a deficient number, since it is larger than the sum of its proper divisors (3625055).

39875473 is a wasteful number, since it uses less digits than its factorization.

39875473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3625054.

The product of its digits is 635040, while the sum is 46.

The square root of 39875473 is about 6314.7029225451. The cubic root of 39875473 is about 341.6399234538.

The spelling of 39875473 in words is "thirty-nine million, eight hundred seventy-five thousand, four hundred seventy-three".