1372688 has 10 divisors (see below), whose sum is σ = 2659614. Its totient is φ = 686336.

The previous prime is 1372673. The next prime is 1372727. The reversal of 1372688 is 8862731.

It can be written as a sum of positive squares in only one way, i.e., 1364224 + 8464 = 1168^2 + 92^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42881 + ... + 42912.

2^1372688 is an apocalyptic number.

It is an amenable number.

1372688 is a deficient number, since it is larger than the sum of its proper divisors (1286926).

1372688 is an equidigital number, since it uses as much as digits as its factorization.

1372688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85801 (or 85795 counting only the distinct ones).

The product of its digits is 16128, while the sum is 35.

The square root of 1372688 is about 1171.6176850833. The cubic root of 1372688 is about 111.1366442062.

The spelling of 1372688 in words is "one million, three hundred seventy-two thousand, six hundred eighty-eight".