1392752 has 20 divisors (see below), whose sum is σ = 2744616. Its totient is φ = 684480.

The previous prime is 1392733. The next prime is 1392763. The reversal of 1392752 is 2572931.

It is a Smith number, since the sum of its digits (29) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 263 + ... + 1689.

2^1392752 is an apocalyptic number.

It is an amenable number.

1392752 is a deficient number, since it is larger than the sum of its proper divisors (1351864).

1392752 is a wasteful number, since it uses less digits than its factorization.

1392752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496 (or 1490 counting only the distinct ones).

The product of its digits is 3780, while the sum is 29.

The square root of 1392752 is about 1180.1491431171. The cubic root of 1392752 is about 111.6755063421.

The spelling of 1392752 in words is "one million, three hundred ninety-two thousand, seven hundred fifty-two".