1397702 has 8 divisors (see below), whose sum is σ = 2101800. Its totient is φ = 697104.

The previous prime is 1397681. The next prime is 1397717. The reversal of 1397702 is 2077931.

It is a happy number.

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

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, 674 + ... + 1802.

It is an arithmetic number, because the mean of its divisors is an integer number (262725).

2^1397702 is an apocalyptic number.

1397702 is a deficient number, since it is larger than the sum of its proper divisors (704098).

1397702 is a wasteful number, since it uses less digits than its factorization.

1397702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750.

The product of its (nonzero) digits is 2646, while the sum is 29.

The square root of 1397702 is about 1182.2444755633. The cubic root of 1397702 is about 111.8076524215.

The spelling of 1397702 in words is "one million, three hundred ninety-seven thousand, seven hundred two".