742042 has 8 divisors (see below), whose sum is σ = 1272096. Its totient is φ = 318012.

The previous prime is 742037. The next prime is 742057. The reversal of 742042 is 240247.

742042 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 26488 + ... + 26515.

It is an arithmetic number, because the mean of its divisors is an integer number (159012).

2⁷⁴²⁰⁴² is an apocalyptic number.

742042 is a deficient number, since it is larger than the sum of its proper divisors (530054).

742042 is a wasteful number, since it uses less digits than its factorization.

742042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53012.

The product of its (nonzero) digits is 448, while the sum is 19.

The square root of 742042 is about 861.4185974310. The cubic root of 742042 is about 90.5335386412.

Adding to 742042 its reverse (240247), we get a palindrome (982289).

It can be divided in two parts, 74 and 2042, that added together give a square (2116 = 46²).

The spelling of 742042 in words is "seven hundred forty-two thousand, forty-two", and thus it is an iban number.