378237873 has 16 divisors (see below), whose sum is σ = 545965056. Its totient is φ = 231538560.

The previous prime is 378237817. The next prime is 378237901. The reversal of 378237873 is 378732873.

It is not a de Polignac number, because 378237873 - 2⁹ = 378237361 is a prime.

It is not an unprimeable number, because it can be changed into a prime (378237373) 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, 17940 + ... + 32837.

It is an arithmetic number, because the mean of its divisors is an integer number (34122816).

Almost surely, 2^378237873 is an apocalyptic number.

It is an amenable number.

378237873 is a deficient number, since it is larger than the sum of its proper divisors (167727183).

378237873 is a wasteful number, since it uses less digits than its factorization.

378237873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50984.

The product of its digits is 1185408, while the sum is 48.

The square root of 378237873 is about 19448.3385665717. The cubic root of 378237873 is about 723.1943161714.

The spelling of 378237873 in words is "three hundred seventy-eight million, two hundred thirty-seven thousand, eight hundred seventy-three".