1263792 has 40 divisors (see below), whose sum is σ = 3307824. Its totient is φ = 415744.

The previous prime is 1263767. The next prime is 1263793. The reversal of 1263792 is 2973621.

1263792 is an esthetic number in base 3, because in such base its adjacent digits differ by 1.

It is not an unprimeable number, because it can be changed into a prime (1263793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5308 + ... + 5540.

2^1263792 is an apocalyptic number.

1263792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1263792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1653912).

1263792 is an abundant number, since it is smaller than the sum of its proper divisors (2044032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1263792 is a wasteful number, since it uses less digits than its factorization.

1263792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357 (or 351 counting only the distinct ones).

The product of its digits is 4536, while the sum is 30.

The square root of 1263792 is about 1124.1850381499. The cubic root of 1263792 is about 108.1164724249.

The spelling of 1263792 in words is "one million, two hundred sixty-three thousand, seven hundred ninety-two".