38375845 has 32 divisors (see below), whose sum is σ = 51217920. Its totient is φ = 27498240.

The previous prime is 38375837. The next prime is 38375863. The reversal of 38375845 is 54857383.

It is not a de Polignac number, because 38375845 - 2³ = 38375837 is a prime.

It is a congruent number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 123240 + ... + 123550.

It is an arithmetic number, because the mean of its divisors is an integer number (1600560).

Almost surely, 2^38375845 is an apocalyptic number.

It is an amenable number.

38375845 is a deficient number, since it is larger than the sum of its proper divisors (12842075).

38375845 is a wasteful number, since it uses less digits than its factorization.

38375845 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405.

The product of its digits is 403200, while the sum is 43.

The square root of 38375845 is about 6194.8240491559. The cubic root of 38375845 is about 337.3023112966.

The spelling of 38375845 in words is "thirty-eight million, three hundred seventy-five thousand, eight hundred forty-five".