3878107 has 2 divisors, whose sum is σ = 3878108. Its totient is φ = 3878106.

The previous prime is 3878101. The next prime is 3878113. The reversal of 3878107 is 7018783.

It is a happy number.

It is a balanced prime because it is at equal distance from previous prime (3878101) and next prime (3878113).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3878107 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not a weakly prime, because it can be changed into another prime (3878101) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1939053 + 1939054.

It is an arithmetic number, because the mean of its divisors is an integer number (1939054).

Almost surely, 2^3878107 is an apocalyptic number.

3878107 is a deficient number, since it is larger than the sum of its proper divisors (1).

3878107 is an equidigital number, since it uses as much as digits as its factorization.

3878107 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 34.

The square root of 3878107 is about 1969.2909891634. The cubic root of 3878107 is about 157.1110010593. Note that the first 3 decimals are identical.

The spelling of 3878107 in words is "three million, eight hundred seventy-eight thousand, one hundred seven".