378276311 has 8 divisors (see below), whose sum is σ = 439403424. Its totient is φ = 318921120.

The previous prime is 378276307. The next prime is 378276341. The reversal of 378276311 is 113672873.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 378276311 - 2² = 378276307 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (378276341) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 442520 + ... + 443373.

It is an arithmetic number, because the mean of its divisors is an integer number (54925428).

Almost surely, 2^378276311 is an apocalyptic number.

378276311 is a deficient number, since it is larger than the sum of its proper divisors (61127113).

378276311 is an equidigital number, since it uses as much as digits as its factorization.

378276311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 885961.

The product of its digits is 42336, while the sum is 38.

The square root of 378276311 is about 19449.3267492734. The cubic root of 378276311 is about 723.2188132789.

The spelling of 378276311 in words is "three hundred seventy-eight million, two hundred seventy-six thousand, three hundred eleven".