411640466 has 8 divisors (see below), whose sum is σ = 634148940. Its totient is φ = 200257488.

The previous prime is 411640441. The next prime is 411640469. The reversal of 411640466 is 664046114.

It can be written as a sum of positive squares in 2 ways, for example, as 390892441 + 20748025 = 19771^2 + 4555^2 .

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

It is not an unprimeable number, because it can be changed into a prime (411640469) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2781281 + ... + 2781428.

Almost surely, 2^411640466 is an apocalyptic number.

411640466 is a deficient number, since it is larger than the sum of its proper divisors (222508474).

411640466 is a wasteful number, since it uses less digits than its factorization.

411640466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5562748.

The product of its (nonzero) digits is 13824, while the sum is 32.

The square root of 411640466 is about 20288.9247127589. The cubic root of 411640466 is about 743.8853749202.

The spelling of 411640466 in words is "four hundred eleven million, six hundred forty thousand, four hundred sixty-six".