63552783 has 32 divisors (see below), whose sum is σ = 104108544. Its totient is φ = 33656832.

The previous prime is 63552781. The next prime is 63552799. The reversal of 63552783 is 38725536.

It is a Cunningham number, because it is equal to 7972²-1.

It is not a de Polignac number, because 63552783 - 2¹ = 63552781 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63552781) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22591 + ... + 25247.

It is an arithmetic number, because the mean of its divisors is an integer number (3253392).

Almost surely, 2^63552783 is an apocalyptic number.

63552783 is a deficient number, since it is larger than the sum of its proper divisors (40555761).

63552783 is a wasteful number, since it uses less digits than its factorization.

63552783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2751.

The product of its digits is 151200, while the sum is 39.

The square root of 63552783 is about 7971.9999372805. Note that the first 4 decimals coincide. The cubic root of 63552783 is about 399.0661192805.

The spelling of 63552783 in words is "sixty-three million, five hundred fifty-two thousand, seven hundred eighty-three".