4378051 has 4 divisors (see below), whose sum is σ = 4383400. Its totient is φ = 4372704.

The previous prime is 4378019. The next prime is 4378057. The reversal of 4378051 is 1508734.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 1508734 = 2 ⋅754367.

It is a cyclic number.

It is not a de Polignac number, because 4378051 - 2⁵ = 4378019 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4378057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1161 + ... + 3178.

It is an arithmetic number, because the mean of its divisors is an integer number (1095850).

Almost surely, 2^4378051 is an apocalyptic number.

4378051 is a deficient number, since it is larger than the sum of its proper divisors (5349).

4378051 is a wasteful number, since it uses less digits than its factorization.

4378051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5348.

The product of its (nonzero) digits is 3360, while the sum is 28.

The square root of 4378051 is about 2092.3792677237. The cubic root of 4378051 is about 163.5913258115.

The spelling of 4378051 in words is "four million, three hundred seventy-eight thousand, fifty-one".