1797402 has 8 divisors (see below), whose sum is σ = 3594816. Its totient is φ = 599132.

The previous prime is 1797379. The next prime is 1797407. The reversal of 1797402 is 2047971.

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

1797402 is an admirable number.

It is a nialpdrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 1797402.

It is not an unprimeable number, because it can be changed into a prime (1797407) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 149778 + ... + 149789.

It is an arithmetic number, because the mean of its divisors is an integer number (449352).

2^1797402 is an apocalyptic number.

1797402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1797402 is a wasteful number, since it uses less digits than its factorization.

1797402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299572.

The product of its (nonzero) digits is 3528, while the sum is 30.

The square root of 1797402 is about 1340.6722194481. The cubic root of 1797402 is about 121.5854874330.

The spelling of 1797402 in words is "one million, seven hundred ninety-seven thousand, four hundred two".