745400342 has 8 divisors (see below), whose sum is σ = 1118971800. Its totient is φ = 372409744.

The previous prime is 745400339. The next prime is 745400347. The reversal of 745400342 is 243004547.

745400342 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 a congruent number.

It is not an unprimeable number, because it can be changed into a prime (745400347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 141992 + ... + 147147.

It is an arithmetic number, because the mean of its divisors is an integer number (139871475).

Almost surely, 2^745400342 is an apocalyptic number.

745400342 is a deficient number, since it is larger than the sum of its proper divisors (373571458).

745400342 is a wasteful number, since it uses less digits than its factorization.

745400342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290430.

The product of its (nonzero) digits is 13440, while the sum is 29.

The square root of 745400342 is about 27302.0208409561. The cubic root of 745400342 is about 906.6991234837.

Adding to 745400342 its reverse (243004547), we get a palindrome (988404889).

The spelling of 745400342 in words is "seven hundred forty-five million, four hundred thousand, three hundred forty-two".