376778 has 4 divisors (see below), whose sum is σ = 565170. Its totient is φ = 188388.

The previous prime is 376769. The next prime is 376787. The reversal of 376778 is 877673.

376778 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 877673 = 43 ⋅20411.

It is an interprime number because it is at equal distance from previous prime (376769) and next prime (376787).

It can be written as a sum of positive squares in only one way, i.e., 214369 + 162409 = 463^2 + 403^2 .

It is a super-2 number, since 2×376778² = 283923322568, which contains 22 as substring.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 376778.

It is an unprimeable number.

376778 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 94193 + ... + 94196.

2³⁷⁶⁷⁷⁸ is an apocalyptic number.

376778 is a deficient number, since it is larger than the sum of its proper divisors (188392).

376778 is a wasteful number, since it uses less digits than its factorization.

376778 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 188391.

The product of its digits is 49392, while the sum is 38.

The square root of 376778 is about 613.8224498990. The cubic root of 376778 is about 72.2262686315.

The spelling of 376778 in words is "three hundred seventy-six thousand, seven hundred seventy-eight".