1395722 has 8 divisors (see below), whose sum is σ = 2144772. Its totient is φ = 680800.

The previous prime is 1395697. The next prime is 1395739. The reversal of 1395722 is 2275931.

It can be written as a sum of positive squares in 2 ways, for example, as 1394761 + 961 = 1181^2 + 31^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8429 + ... + 8592.

2^1395722 is an apocalyptic number.

1395722 is a deficient number, since it is larger than the sum of its proper divisors (749050).

1395722 is a wasteful number, since it uses less digits than its factorization.

1395722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17064.

The product of its digits is 3780, while the sum is 29.

The square root of 1395722 is about 1181.4067885364. The cubic root of 1395722 is about 111.7548314887.

The spelling of 1395722 in words is "one million, three hundred ninety-five thousand, seven hundred twenty-two".