1563472748 has 24 divisors (see below), whose sum is σ = 2856536928. Its totient is φ = 747355136.

The previous prime is 1563472747. The next prime is 1563472759. The reversal of 1563472748 is 8472743651.

It is not an unprimeable number, because it can be changed into a prime (1563472747) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 250190 + ... + 256362.

It is an arithmetic number, because the mean of its divisors is an integer number (119022372).

Almost surely, 2^1563472748 is an apocalyptic number.

It is an amenable number.

1563472748 is a deficient number, since it is larger than the sum of its proper divisors (1293064180).

1563472748 is a wasteful number, since it uses less digits than its factorization.

1563472748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8953 (or 8951 counting only the distinct ones).

The product of its digits is 1128960, while the sum is 47.

The square root of 1563472748 is about 39540.7732347257. The cubic root of 1563472748 is about 1160.6379635823.

The spelling of 1563472748 in words is "one billion, five hundred sixty-three million, four hundred seventy-two thousand, seven hundred forty-eight".