4018466 has 4 divisors (see below), whose sum is σ = 6027702. Its totient is φ = 2009232.

The previous prime is 4018463. The next prime is 4018471. The reversal of 4018466 is 6648104.

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

It can be written as a sum of positive squares in only one way, i.e., 2493241 + 1525225 = 1579^2 + 1235^2 .

It is a super-2 number, since 2×4018466² = 32296137986312, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4018463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1004615 + ... + 1004618.

Almost surely, 2^4018466 is an apocalyptic number.

4018466 is a deficient number, since it is larger than the sum of its proper divisors (2009236).

4018466 is a wasteful number, since it uses less digits than its factorization.

4018466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2009235.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 4018466 is about 2004.6111842450. The cubic root of 4018466 is about 158.9840048253.

The spelling of 4018466 in words is "four million, eighteen thousand, four hundred sixty-six".