1673742 has 24 divisors (see below), whose sum is σ = 3894696. Its totient is φ = 478128.

The previous prime is 1673741. The next prime is 1673747. The reversal of 1673742 is 2473761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1673741) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2553 + ... + 3140.

It is an arithmetic number, because the mean of its divisors is an integer number (162279).

2^1673742 is an apocalyptic number.

1673742 is an abundant number, since it is smaller than the sum of its proper divisors (2220954).

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

1673742 is a wasteful number, since it uses less digits than its factorization.

1673742 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5712 (or 5705 counting only the distinct ones).

The product of its digits is 7056, while the sum is 30.

The square root of 1673742 is about 1293.7318114663. The cubic root of 1673742 is about 118.7306480007.

It can be divided in two parts, 1673 and 742, that added together give a triangular number (2415 = T₆₉).

The spelling of 1673742 in words is "one million, six hundred seventy-three thousand, seven hundred forty-two".