1072704 has 56 divisors (see below), whose sum is σ = 2934208. Its totient is φ = 345600.

The previous prime is 1072657. The next prime is 1072711. The reversal of 1072704 is 4072701.

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 7 ways as a sum of consecutive naturals, for example, 7029 + ... + 7179.

2^1072704 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1072704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1467104).

1072704 is an abundant number, since it is smaller than the sum of its proper divisors (1861504).

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

1072704 is a wasteful number, since it uses less digits than its factorization.

1072704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 203 (or 193 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 1072704 is about 1035.7142463054. The cubic root of 1072704 is about 102.3669978285.

The spelling of 1072704 in words is "one million, seventy-two thousand, seven hundred four".