1292752 has 20 divisors (see below), whose sum is σ = 2564320. Its totient is φ = 631008.

The previous prime is 1292737. The next prime is 1292783. The reversal of 1292752 is 2572921.

It is a self number, because there is not a number n which added to its sum of digits gives 1292752.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 252 + ... + 1627.

It is an arithmetic number, because the mean of its divisors is an integer number (128216).

2^1292752 is an apocalyptic number.

It is an amenable number.

1292752 is a deficient number, since it is larger than the sum of its proper divisors (1271568).

1292752 is a wasteful number, since it uses less digits than its factorization.

1292752 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1930 (or 1924 counting only the distinct ones).

The product of its digits is 2520, while the sum is 28.

The square root of 1292752 is about 1136.9925241619. The cubic root of 1292752 is about 108.9360790106.

The spelling of 1292752 in words is "one million, two hundred ninety-two thousand, seven hundred fifty-two".