378300273 has 32 divisors (see below), whose sum is σ = 572624640. Its totient is φ = 220496640.

The previous prime is 378300239. The next prime is 378300301. The reversal of 378300273 is 372003873.

It is a happy number.

It is not a de Polignac number, because 378300273 - 2¹³ = 378292081 is a prime.

It is a super-2 number, since 2×378300273² = 286222193103749058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (378300233) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 56788 + ... + 63098.

It is an arithmetic number, because the mean of its divisors is an integer number (17894520).

Almost surely, 2^378300273 is an apocalyptic number.

It is an amenable number.

378300273 is a deficient number, since it is larger than the sum of its proper divisors (194324367).

378300273 is a wasteful number, since it uses less digits than its factorization.

378300273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6409.

The product of its (nonzero) digits is 21168, while the sum is 33.

The square root of 378300273 is about 19449.9427505584. The cubic root of 378300273 is about 723.2340837772.

The spelling of 378300273 in words is "three hundred seventy-eight million, three hundred thousand, two hundred seventy-three".