1006147748 has 6 divisors (see below), whose sum is σ = 1760758566. Its totient is φ = 503073872.

The previous prime is 1006147741. The next prime is 1006147783. The reversal of 1006147748 is 8477416001.

It can be written as a sum of positive squares in only one way, i.e., 981067684 + 25080064 = 31322^2 + 5008^2 .

It is not an unprimeable number, because it can be changed into a prime (1006147741) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 125768465 + ... + 125768472.

It is an arithmetic number, because the mean of its divisors is an integer number (293459761).

Almost surely, 2^1006147748 is an apocalyptic number.

It is an amenable number.

1006147748 is a deficient number, since it is larger than the sum of its proper divisors (754610818).

1006147748 is a wasteful number, since it uses less digits than its factorization.

1006147748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251536941 (or 251536939 counting only the distinct ones).

The product of its (nonzero) digits is 37632, while the sum is 38.

The square root of 1006147748 is about 31719.8320928721. The cubic root of 1006147748 is about 1002.0450641948.

The spelling of 1006147748 in words is "one billion, six million, one hundred forty-seven thousand, seven hundred forty-eight".