4501018 has 4 divisors (see below), whose sum is σ = 6751530. Its totient is φ = 2250508.

The previous prime is 4501009. The next prime is 4501027. The reversal of 4501018 is 8101054.

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 (4501009) and next prime (4501027).

It can be written as a sum of positive squares in only one way, i.e., 4149369 + 351649 = 2037^2 + 593^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 4500986 and 4501004.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125253 + ... + 1125256.

Almost surely, 2^4501018 is an apocalyptic number.

4501018 is a deficient number, since it is larger than the sum of its proper divisors (2250512).

4501018 is a wasteful number, since it uses less digits than its factorization.

4501018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2250511.

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 4501018 is about 2121.5602748920. The cubic root of 4501018 is about 165.1088109947.

The spelling of 4501018 in words is "four million, five hundred one thousand, eighteen".