63625662 has 84 divisors (see below), whose sum is σ = 153011256. Its totient is φ = 19828800.

The previous prime is 63625643. The next prime is 63625693. The reversal of 63625662 is 26652636.

It is a congruent number.

It is an unprimeable number.

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 41 ways as a sum of consecutive naturals, for example, 421287 + ... + 421437.

Almost surely, 2^63625662 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 63625662, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (76505628).

63625662 is an abundant number, since it is smaller than the sum of its proper divisors (89385594).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

63625662 is a wasteful number, since it uses less digits than its factorization.

63625662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205 (or 173 counting only the distinct ones).

The product of its digits is 77760, while the sum is 36.

The square root of 63625662 is about 7976.5695634151. The cubic root of 63625662 is about 399.2186037102.

The spelling of 63625662 in words is "sixty-three million, six hundred twenty-five thousand, six hundred sixty-two".