239663463 has 12 divisors (see below), whose sum is σ = 346023720. Its totient is φ = 147484896.

The previous prime is 239663441. The next prime is 239663471. The reversal of 239663463 is 364366932.

It is a happy number.

It is not a de Polignac number, because 239663463 - 2¹⁰ = 239662439 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (239663363) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 235848 + ... + 236861.

It is an arithmetic number, because the mean of its divisors is an integer number (28835310).

Almost surely, 2^239663463 is an apocalyptic number.

239663463 is a deficient number, since it is larger than the sum of its proper divisors (106360257).

239663463 is a wasteful number, since it uses less digits than its factorization.

239663463 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 472738 (or 472725 counting only the distinct ones).

The product of its digits is 419904, while the sum is 42.

The square root of 239663463 is about 15481.0678895224. The cubic root of 239663463 is about 621.1558934520.

The spelling of 239663463 in words is "two hundred thirty-nine million, six hundred sixty-three thousand, four hundred sixty-three".