1468532857 has 8 divisors (see below), whose sum is σ = 1686353760. Its totient is φ = 1264764960.

The previous prime is 1468532843. The next prime is 1468532881. The reversal of 1468532857 is 7582358641.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1468532857 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1468532857.

It is not an unprimeable number, because it can be changed into a prime (1468532657) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3513028 + ... + 3513445.

It is an arithmetic number, because the mean of its divisors is an integer number (210794220).

Almost surely, 2^1468532857 is an apocalyptic number.

It is an amenable number.

1468532857 is a deficient number, since it is larger than the sum of its proper divisors (217820903).

1468532857 is a wasteful number, since it uses less digits than its factorization.

1468532857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7026503.

The product of its digits is 1612800, while the sum is 49.

The square root of 1468532857 is about 38321.4412176786. The cubic root of 1468532857 is about 1136.6529653905.

The spelling of 1468532857 in words is "one billion, four hundred sixty-eight million, five hundred thirty-two thousand, eight hundred fifty-seven".