63408106 has 4 divisors (see below), whose sum is σ = 95112162. Its totient is φ = 31704052.

The previous prime is 63408091. The next prime is 63408109. The reversal of 63408106 is 60180436.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 35940025 + 27468081 = 5995^2 + 5241^2 .

It is not an unprimeable number, because it can be changed into a prime (63408109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15852025 + ... + 15852028.

Almost surely, 2^63408106 is an apocalyptic number.

63408106 is a deficient number, since it is larger than the sum of its proper divisors (31704056).

63408106 is a wasteful number, since it uses less digits than its factorization.

63408106 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31704055.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 63408106 is about 7962.9206953228. The cubic root of 63408106 is about 398.7630664311.

The spelling of 63408106 in words is "sixty-three million, four hundred eight thousand, one hundred six".