63849506 has 16 divisors (see below), whose sum is σ = 109809216. Its totient is φ = 27275856.

The previous prime is 63849463. The next prime is 63849509. The reversal of 63849506 is 60594836.

It is not an unprimeable number, because it can be changed into a prime (63849509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2756 + ... + 11631.

It is an arithmetic number, because the mean of its divisors is an integer number (6863076).

Almost surely, 2^63849506 is an apocalyptic number.

63849506 is a deficient number, since it is larger than the sum of its proper divisors (45959710).

63849506 is a wasteful number, since it uses less digits than its factorization.

63849506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14713.

The product of its (nonzero) digits is 155520, while the sum is 41.

The square root of 63849506 is about 7990.5885890840. The cubic root of 63849506 is about 399.6862247604.

The spelling of 63849506 in words is "sixty-three million, eight hundred forty-nine thousand, five hundred six".