342450273 has 16 divisors (see below), whose sum is σ = 514179072. Its totient is φ = 200850000.

The previous prime is 342450263. The next prime is 342450287. The reversal of 342450273 is 372054243.

It is not a de Polignac number, because 342450273 - 2⁶ = 342450209 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 342450273.

It is not an unprimeable number, because it can be changed into a prime (342450223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 166353 + ... + 168398.

It is an arithmetic number, because the mean of its divisors is an integer number (32136192).

Almost surely, 2^342450273 is an apocalyptic number.

342450273 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

It is an amenable number.

342450273 is a deficient number, since it is larger than the sum of its proper divisors (171728799).

342450273 is a wasteful number, since it uses less digits than its factorization.

342450273 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 334796.

The product of its (nonzero) digits is 20160, while the sum is 30.

The square root of 342450273 is about 18505.4119921714. The cubic root of 342450273 is about 699.6258360920.

The spelling of 342450273 in words is "three hundred forty-two million, four hundred fifty thousand, two hundred seventy-three".