378377 has 4 divisors (see below), whose sum is σ = 379776. Its totient is φ = 376980.

The previous prime is 378361. The next prime is 378379. The reversal of 378377 is 773873.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 773873 = 73 ⋅10601.

It is a cyclic number.

It is not a de Polignac number, because 378377 - 2⁴ = 378361 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (378379) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149 + ... + 882.

It is an arithmetic number, because the mean of its divisors is an integer number (94944).

2³⁷⁸³⁷⁷ is an apocalyptic number.

It is an amenable number.

378377 is a deficient number, since it is larger than the sum of its proper divisors (1399).

378377 is a wasteful number, since it uses less digits than its factorization.

378377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1398.

The product of its digits is 24696, while the sum is 35.

The square root of 378377 is about 615.1235648225. The cubic root of 378377 is about 72.3282976006.

The spelling of 378377 in words is "three hundred seventy-eight thousand, three hundred seventy-seven".