342956249 has 16 divisors (see below), whose sum is σ = 371770560. Its totient is φ = 315194880.

The previous prime is 342956239. The next prime is 342956279. The reversal of 342956249 is 942659243.

It is a cyclic number.

It is not a de Polignac number, because 342956249 - 2¹² = 342952153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (342956209) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 124214 + ... + 126944.

It is an arithmetic number, because the mean of its divisors is an integer number (23235660).

Almost surely, 2^342956249 is an apocalyptic number.

It is an amenable number.

342956249 is a deficient number, since it is larger than the sum of its proper divisors (28814311).

342956249 is a wasteful number, since it uses less digits than its factorization.

342956249 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2920.

The product of its digits is 466560, while the sum is 44.

The square root of 342956249 is about 18519.0779738085. The cubic root of 342956249 is about 699.9702361494.

The spelling of 342956249 in words is "three hundred forty-two million, nine hundred fifty-six thousand, two hundred forty-nine".