1723012 has 6 divisors (see below), whose sum is σ = 3015278. Its totient is φ = 861504.

The previous prime is 1723003. The next prime is 1723027. The reversal of 1723012 is 2103271.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1597696 + 125316 = 1264^2 + 354^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 215373 + ... + 215380.

2^1723012 is an apocalyptic number.

It is an amenable number.

1723012 is a deficient number, since it is larger than the sum of its proper divisors (1292266).

1723012 is a wasteful number, since it uses less digits than its factorization.

1723012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430757 (or 430755 counting only the distinct ones).

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 1723012 is about 1312.6355168134. The cubic root of 1723012 is about 119.8844257611.

Adding to 1723012 its reverse (2103271), we get a palindrome (3826283).

The spelling of 1723012 in words is "one million, seven hundred twenty-three thousand, twelve".