1272604 has 12 divisors (see below), whose sum is σ = 2258928. Its totient is φ = 627200.

The previous prime is 1272589. The next prime is 1272617. The reversal of 1272604 is 4062721.

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, 1957 + ... + 2524.

It is an arithmetic number, because the mean of its divisors is an integer number (188244).

2^1272604 is an apocalyptic number.

It is an amenable number.

1272604 is a deficient number, since it is larger than the sum of its proper divisors (986324).

1272604 is a wasteful number, since it uses less digits than its factorization.

1272604 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4556 (or 4554 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 22.

The square root of 1272604 is about 1128.0975135156. The cubic root of 1272604 is about 108.3671773285.

The spelling of 1272604 in words is "one million, two hundred seventy-two thousand, six hundred four".