1402173 has 6 divisors (see below), whose sum is σ = 2025374. Its totient is φ = 934776.

The previous prime is 1402169. The next prime is 1402201. The reversal of 1402173 is 3712041.

It can be written as a sum of positive squares in only one way, i.e., 1375929 + 26244 = 1173^2 + 162^2 .

It is not a de Polignac number, because 1402173 - 2² = 1402169 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402123) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77890 + ... + 77907.

2^1402173 is an apocalyptic number.

It is an amenable number.

1402173 is a deficient number, since it is larger than the sum of its proper divisors (623201).

1402173 is a wasteful number, since it uses less digits than its factorization.

1402173 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155803 (or 155800 counting only the distinct ones).

The product of its (nonzero) digits is 168, while the sum is 18.

The square root of 1402173 is about 1184.1338606762. The cubic root of 1402173 is about 111.9267431236.

The spelling of 1402173 in words is "one million, four hundred two thousand, one hundred seventy-three".