1047668 has 6 divisors (see below), whose sum is σ = 1833426. Its totient is φ = 523832.

The previous prime is 1047667. The next prime is 1047671. The reversal of 1047668 is 8667401.

It can be written as a sum of positive squares in only one way, i.e., 795664 + 252004 = 892^2 + 502^2 .

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1047667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130955 + ... + 130962.

It is an arithmetic number, because the mean of its divisors is an integer number (305571).

2^1047668 is an apocalyptic number.

It is an amenable number.

1047668 is a deficient number, since it is larger than the sum of its proper divisors (785758).

1047668 is a wasteful number, since it uses less digits than its factorization.

1047668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261921 (or 261919 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 1047668 is about 1023.5565446032. The cubic root of 1047668 is about 101.5643343101.

The spelling of 1047668 in words is "one million, forty-seven thousand, six hundred sixty-eight".