4492078 has 4 divisors (see below), whose sum is σ = 6738120. Its totient is φ = 2246038.

The previous prime is 4492069. The next prime is 4492087. The reversal of 4492078 is 8702944.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (4492069) and next prime (4492087).

It is an Ulam number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1123018 + ... + 1123021.

It is an arithmetic number, because the mean of its divisors is an integer number (1684530).

Almost surely, 2^4492078 is an apocalyptic number.

4492078 is a deficient number, since it is larger than the sum of its proper divisors (2246042).

4492078 is a wasteful number, since it uses less digits than its factorization.

4492078 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2246041.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 4492078 is about 2119.4522877385. The cubic root of 4492078 is about 164.9994245465. Note that the first 3 decimals are identical.

The spelling of 4492078 in words is "four million, four hundred ninety-two thousand, seventy-eight".