505459706 has 4 divisors (see below), whose sum is σ = 758189562. Its totient is φ = 252729852.

The previous prime is 505459699. The next prime is 505459727. The reversal of 505459706 is 607954505.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 607954505 = 5 ⋅121590901.

It can be written as a sum of positive squares in only one way, i.e., 483604081 + 21855625 = 21991^2 + 4675^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 126364925 + ... + 126364928.

Almost surely, 2^505459706 is an apocalyptic number.

505459706 is a deficient number, since it is larger than the sum of its proper divisors (252729856).

505459706 is a wasteful number, since it uses less digits than its factorization.

505459706 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 252729855.

The product of its (nonzero) digits is 189000, while the sum is 41.

The square root of 505459706 is about 22482.4310518236. The cubic root of 505459706 is about 796.5789885788.

The spelling of 505459706 in words is "five hundred five million, four hundred fifty-nine thousand, seven hundred six".