752042 has 4 divisors (see below), whose sum is σ = 1128066. Its totient is φ = 376020.

The previous prime is 752033. The next prime is 752053. The reversal of 752042 is 240257.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 737881 + 14161 = 859^2 + 119^2 .

It is a nialpdrome in base 15.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 752042.

It is an unprimeable number.

752042 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188009 + ... + 188012.

2⁷⁵²⁰⁴² is an apocalyptic number.

752042 is a deficient number, since it is larger than the sum of its proper divisors (376024).

752042 is a wasteful number, since it uses less digits than its factorization.

752042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376023.

The product of its (nonzero) digits is 560, while the sum is 20.

The square root of 752042 is about 867.2035516532. The cubic root of 752042 is about 90.9384118148.

Adding to 752042 its reverse (240257), we get a palindrome (992299).

The spelling of 752042 in words is "seven hundred fifty-two thousand, forty-two".