939400466 has 4 divisors (see below), whose sum is σ = 1409100702. Its totient is φ = 469700232.

The previous prime is 939400463. The next prime is 939400481. The reversal of 939400466 is 664004939.

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., 476505241 + 462895225 = 21829^2 + 21515^2 .

It is not an unprimeable number, because it can be changed into a prime (939400463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 234850115 + ... + 234850118.

Almost surely, 2^939400466 is an apocalyptic number.

939400466 is a deficient number, since it is larger than the sum of its proper divisors (469700236).

939400466 is a wasteful number, since it uses less digits than its factorization.

939400466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469700235.

The product of its (nonzero) digits is 139968, while the sum is 41.

The square root of 939400466 is about 30649.6405525416. The cubic root of 939400466 is about 979.3778037220.

The spelling of 939400466 in words is "nine hundred thirty-nine million, four hundred thousand, four hundred sixty-six".