63552001 has 4 divisors (see below), whose sum is σ = 67290372. Its totient is φ = 59813632.

The previous prime is 63551987. The next prime is 63552019. The reversal of 63552001 is 10025536.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 27552001 + 36000000 = 5249^2 + 6000^2 .

It is a cyclic number.

It is not a de Polignac number, because 63552001 - 2¹¹ = 63549953 is a prime.

It is a super-2 number, since 2×63552001² = 8077713662208002, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (63552031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1869160 + ... + 1869193.

It is an arithmetic number, because the mean of its divisors is an integer number (16822593).

Almost surely, 2^63552001 is an apocalyptic number.

It is an amenable number.

63552001 is a deficient number, since it is larger than the sum of its proper divisors (3738371).

63552001 is a wasteful number, since it uses less digits than its factorization.

63552001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3738370.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 63552001 is about 7971.9508904659. The cubic root of 63552001 is about 399.0644824731.

Adding to 63552001 its reverse (10025536), we get a palindrome (73577537).

The spelling of 63552001 in words is "sixty-three million, five hundred fifty-two thousand, one".