4528978 has 8 divisors (see below), whose sum is σ = 6875568. Its totient is φ = 2237124.

The previous prime is 4528961. The next prime is 4529003. The reversal of 4528978 is 8798254.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13476 + ... + 13807.

It is an arithmetic number, because the mean of its divisors is an integer number (859446).

Almost surely, 2^4528978 is an apocalyptic number.

4528978 is a deficient number, since it is larger than the sum of its proper divisors (2346590).

4528978 is a wasteful number, since it uses less digits than its factorization.

4528978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27368.

The product of its digits is 161280, while the sum is 43.

The square root of 4528978 is about 2128.1395630926. The cubic root of 4528978 is about 165.4499868654.

The spelling of 4528978 in words is "four million, five hundred twenty-eight thousand, nine hundred seventy-eight".