1272792 has 32 divisors (see below), whose sum is σ = 3210480. Its totient is φ = 420480.

The previous prime is 1272749. The next prime is 1272811. The reversal of 1272792 is 2972721.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4198 + ... + 4490.

2^1272792 is an apocalyptic number.

1272792 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1272792 is an abundant number, since it is smaller than the sum of its proper divisors (1937688).

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

1272792 is a wasteful number, since it uses less digits than its factorization.

1272792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483 (or 479 counting only the distinct ones).

The product of its digits is 3528, while the sum is 30.

The square root of 1272792 is about 1128.1808365683. The cubic root of 1272792 is about 108.3725133760.

The spelling of 1272792 in words is "one million, two hundred seventy-two thousand, seven hundred ninety-two".