1713428 has 12 divisors (see below), whose sum is σ = 3032820. Its totient is φ = 846912.

The previous prime is 1713403. The next prime is 1713449. The reversal of 1713428 is 8243171.

It can be written as a sum of positive squares in 2 ways, for example, as 795664 + 917764 = 892^2 + 958^2 .

It is a super-2 number, since 2×1713428² = 5871671022368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1713397 and 1713406.

It is a congruent number.

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, 2051 + ... + 2762.

It is an arithmetic number, because the mean of its divisors is an integer number (252735).

2^1713428 is an apocalyptic number.

It is an amenable number.

1713428 is a deficient number, since it is larger than the sum of its proper divisors (1319392).

1713428 is a wasteful number, since it uses less digits than its factorization.

1713428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4906 (or 4904 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 1713428 is about 1308.9797553820. The cubic root of 1713428 is about 119.6617325405.

Adding to 1713428 its reverse (8243171), we get a palindrome (9956599).

The spelling of 1713428 in words is "one million, seven hundred thirteen thousand, four hundred twenty-eight".