1493646725 has 12 divisors (see below), whose sum is σ = 1852917120. Its totient is φ = 1194404400.

The previous prime is 1493646697. The next prime is 1493646767. The reversal of 1493646725 is 5276463941.

It is not a de Polignac number, because 1493646725 - 2¹⁰ = 1493645701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1493646725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53246 + ... + 76304.

It is an arithmetic number, because the mean of its divisors is an integer number (154409760).

Almost surely, 2^1493646725 is an apocalyptic number.

It is an amenable number.

1493646725 is a deficient number, since it is larger than the sum of its proper divisors (359270395).

1493646725 is a wasteful number, since it uses less digits than its factorization.

1493646725 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25660 (or 25655 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 47.

The square root of 1493646725 is about 38647.7260003742. The cubic root of 1493646725 is about 1143.0958033384.

The spelling of 1493646725 in words is "one billion, four hundred ninety-three million, six hundred forty-six thousand, seven hundred twenty-five".