757242 has 32 divisors (see below), whose sum is σ = 1732800. Its totient is φ = 244944.

The previous prime is 757241. The next prime is 757243. The reversal of 757242 is 242757.

It is an interprime number because it is at equal distance from previous prime (757241) and next prime (757243).

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

It is not an unprimeable number, because it can be changed into a prime (757241) 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 15 ways as a sum of consecutive naturals, for example, 1809 + ... + 2187.

It is an arithmetic number, because the mean of its divisors is an integer number (54150).

2⁷⁵⁷²⁴² is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 757242, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (866400).

757242 is an abundant number, since it is smaller than the sum of its proper divisors (975558).

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

757242 is a wasteful number, since it uses less digits than its factorization.

757242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 427 (or 421 counting only the distinct ones).

The product of its digits is 3920, while the sum is 27.

The square root of 757242 is about 870.1965295265. The cubic root of 757242 is about 91.1475286810.

Adding to 757242 its reverse (242757), we get a palindrome (999999).

It can be divided in two parts, 757 and 242, that added together give a palindrome (999).

The spelling of 757242 in words is "seven hundred fifty-seven thousand, two hundred forty-two".