75045342 has 16 divisors (see below), whose sum is σ = 150271632. Its totient is φ = 24984960.

The previous prime is 75045331. The next prime is 75045371. The reversal of 75045342 is 24354057.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813 + ... + 12384.

It is an arithmetic number, because the mean of its divisors is an integer number (9391977).

Almost surely, 2^75045342 is an apocalyptic number.

75045342 is an abundant number, since it is smaller than the sum of its proper divisors (75226290).

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

75045342 is a wasteful number, since it uses less digits than its factorization.

75045342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15083.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 75045342 is about 8662.8714638969. The cubic root of 75045342 is about 421.8012998059.

Adding to 75045342 its reverse (24354057), we get a palindrome (99399399).

The spelling of 75045342 in words is "seventy-five million, forty-five thousand, three hundred forty-two".