63388149 has 48 divisors (see below), whose sum is σ = 98875392. Its totient is φ = 36036000.

The previous prime is 63388147. The next prime is 63388151. The reversal of 63388149 is 94188336.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (63388147) and next prime (63388151).

It is not a de Polignac number, because 63388149 - 2¹ = 63388147 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 63388149.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63388147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 483814 + ... + 483944.

It is an arithmetic number, because the mean of its divisors is an integer number (2059904).

Almost surely, 2^63388149 is an apocalyptic number.

It is an amenable number.

63388149 is a deficient number, since it is larger than the sum of its proper divisors (35487243).

63388149 is a wasteful number, since it uses less digits than its factorization.

63388149 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230 (or 219 counting only the distinct ones).

The product of its digits is 124416, while the sum is 42.

The square root of 63388149 is about 7961.6674761007. The cubic root of 63388149 is about 398.7212266198.

The spelling of 63388149 in words is "sixty-three million, three hundred eighty-eight thousand, one hundred forty-nine".