1396770 has 16 divisors (see below), whose sum is σ = 3352320. Its totient is φ = 372464.

The previous prime is 1396757. The next prime is 1396789. The reversal of 1396770 is 776931.

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, 23250 + ... + 23309.

It is an arithmetic number, because the mean of its divisors is an integer number (209520).

2^1396770 is an apocalyptic number.

1396770 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1396770 is an abundant number, since it is smaller than the sum of its proper divisors (1955550).

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

1396770 is a wasteful number, since it uses less digits than its factorization.

1396770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46569.

The product of its (nonzero) digits is 7938, while the sum is 33.

The square root of 1396770 is about 1181.8502443203. The cubic root of 1396770 is about 111.7827954534.

The spelling of 1396770 in words is "one million, three hundred ninety-six thousand, seven hundred seventy".