489964036 has 6 divisors (see below), whose sum is σ = 857437070. Its totient is φ = 244982016.

The previous prime is 489964031. The next prime is 489964037. The reversal of 489964036 is 630469984.

It can be written as a sum of positive squares in only one way, i.e., 486467136 + 3496900 = 22056^2 + 1870^2 .

It is not an unprimeable number, because it can be changed into a prime (489964031) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61245501 + ... + 61245508.

Almost surely, 2^489964036 is an apocalyptic number.

It is an amenable number.

489964036 is a deficient number, since it is larger than the sum of its proper divisors (367473034).

489964036 is a wasteful number, since it uses less digits than its factorization.

489964036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122491013 (or 122491011 counting only the distinct ones).

The product of its (nonzero) digits is 1119744, while the sum is 49.

The square root of 489964036 is about 22135.1312623169. The cubic root of 489964036 is about 788.3542280392.

The spelling of 489964036 in words is "four hundred eighty-nine million, nine hundred sixty-four thousand, thirty-six".