39378500 has 48 divisors (see below), whose sum is σ = 98297472. Its totient is φ = 13500000.

The previous prime is 39378487. The next prime is 39378503. The reversal of 39378500 is 587393.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is not an unprimeable number, because it can be changed into a prime (39378503) 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, 2126 + ... + 9125.

It is an arithmetic number, because the mean of its divisors is an integer number (2047864).

Almost surely, 2^39378500 is an apocalyptic number.

It is an amenable number.

39378500 is an abundant number, since it is smaller than the sum of its proper divisors (58918972).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

39378500 is a wasteful number, since it uses less digits than its factorization.

39378500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11277 (or 11265 counting only the distinct ones).

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 39378500 is about 6275.2290794839. The cubic root of 39378500 is about 340.2146856355.

The spelling of 39378500 in words is "thirty-nine million, three hundred seventy-eight thousand, five hundred".