63898552 has 8 divisors (see below), whose sum is σ = 119809800. Its totient is φ = 31949272.

The previous prime is 63898547. The next prime is 63898553. The reversal of 63898552 is 25589836.

It is a tau number, because it is divible by the number of its divisors (8).

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63898553) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3993652 + ... + 3993667.

It is an arithmetic number, because the mean of its divisors is an integer number (14976225).

Almost surely, 2^63898552 is an apocalyptic number.

It is an amenable number.

63898552 is a deficient number, since it is larger than the sum of its proper divisors (55911248).

63898552 is a wasteful number, since it uses less digits than its factorization.

63898552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7987325 (or 7987321 counting only the distinct ones).

The product of its digits is 518400, while the sum is 46.

The square root of 63898552 is about 7993.6569853853. The cubic root of 63898552 is about 399.7885382295.

It can be divided in two parts, 6389 and 8552, that added together give a palindrome (14941).

The spelling of 63898552 in words is "sixty-three million, eight hundred ninety-eight thousand, five hundred fifty-two".