1742526 has 48 divisors (see below), whose sum is σ = 4114320. Its totient is φ = 546480.

The previous prime is 1742513. The next prime is 1742527. The reversal of 1742526 is 6252471.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1742526.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1742527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 28536 + ... + 28596.

It is an arithmetic number, because the mean of its divisors is an integer number (85715).

2^1742526 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1742526, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2057160).

1742526 is an abundant number, since it is smaller than the sum of its proper divisors (2371794).

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

1742526 is a wasteful number, since it uses less digits than its factorization.

1742526 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118 (or 89 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1742526 is about 1320.0477264099. The cubic root of 1742526 is about 120.3353121752.

Adding to 1742526 its reverse (6252471), we get a palindrome (7994997).

The spelling of 1742526 in words is "one million, seven hundred forty-two thousand, five hundred twenty-six".