63265641 has 16 divisors (see below), whose sum is σ = 86443200. Its totient is φ = 41143808.

The previous prime is 63265627. The next prime is 63265651. The reversal of 63265641 is 14656236.

It is a cyclic number.

It is not a de Polignac number, because 63265641 - 2⁶ = 63265577 is a prime.

It is a super-2 number, since 2×63265641² = 8005082662281762, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (63265651) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22945 + ... + 25553.

It is an arithmetic number, because the mean of its divisors is an integer number (5402700).

Almost surely, 2^63265641 is an apocalyptic number.

It is an amenable number.

63265641 is a deficient number, since it is larger than the sum of its proper divisors (23177559).

63265641 is a wasteful number, since it uses less digits than its factorization.

63265641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808.

The product of its digits is 25920, while the sum is 33.

The square root of 63265641 is about 7953.9701407536. The cubic root of 63265641 is about 398.4641962305.

The spelling of 63265641 in words is "sixty-three million, two hundred sixty-five thousand, six hundred forty-one".