39378675 has 48 divisors (see below), whose sum is σ = 75209472. Its totient is φ = 17808000.

The previous prime is 39378671. The next prime is 39378683. The reversal of 39378675 is 57687393.

It is not a de Polignac number, because 39378675 - 2² = 39378671 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39378671) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 55825 + ... + 56525.

It is an arithmetic number, because the mean of its divisors is an integer number (1566864).

Almost surely, 2^39378675 is an apocalyptic number.

39378675 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

39378675 is a deficient number, since it is larger than the sum of its proper divisors (35830797).

39378675 is a wasteful number, since it uses less digits than its factorization.

39378675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 828 (or 823 counting only the distinct ones).

The product of its digits is 952560, while the sum is 48.

The square root of 39378675 is about 6275.2430231824. The cubic root of 39378675 is about 340.2151896117.

The spelling of 39378675 in words is "thirty-nine million, three hundred seventy-eight thousand, six hundred seventy-five".