63380205 has 64 divisors (see below), whose sum is σ = 131604480. Its totient is φ = 28337472.

The previous prime is 63380201. The next prime is 63380221. The reversal of 63380205 is 50208336.

63380205 is a `hidden beast` number, since 633 + 8 + 0 + 20 + 5 = 666.

It is not a de Polignac number, because 63380205 - 2² = 63380201 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63380201) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 43702 + ... + 45128.

It is an arithmetic number, because the mean of its divisors is an integer number (2056320).

Almost surely, 2^63380205 is an apocalyptic number.

It is an amenable number.

63380205 is an abundant number, since it is smaller than the sum of its proper divisors (68224275).

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

63380205 is a wasteful number, since it uses less digits than its factorization.

63380205 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1495 (or 1489 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 63380205 is about 7961.1685700028. The cubic root of 63380205 is about 398.7045695958.

The spelling of 63380205 in words is "sixty-three million, three hundred eighty thousand, two hundred five".