342254287 has 4 divisors (see below), whose sum is σ = 345283200. Its totient is φ = 339225376.

The previous prime is 342254281. The next prime is 342254303. The reversal of 342254287 is 782452243.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 782452243 = 19 ⋅41181697.

It is a cyclic number.

It is not a de Polignac number, because 342254287 - 2¹⁵ = 342221519 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342254281) 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, 1514287 + ... + 1514512.

It is an arithmetic number, because the mean of its divisors is an integer number (86320800).

Almost surely, 2^342254287 is an apocalyptic number.

342254287 is a deficient number, since it is larger than the sum of its proper divisors (3028913).

342254287 is a wasteful number, since it uses less digits than its factorization.

342254287 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3028912.

The product of its digits is 107520, while the sum is 37.

The square root of 342254287 is about 18500.1158645020. The cubic root of 342254287 is about 699.4923441704.

The spelling of 342254287 in words is "three hundred forty-two million, two hundred fifty-four thousand, two hundred eighty-seven".