343272542 has 4 divisors (see below), whose sum is σ = 514908816. Its totient is φ = 171636270.

The previous prime is 343272533. The next prime is 343272547. The reversal of 343272542 is 245272343.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×343272542² = 235672076182283528, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 343272499 and 343272508.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (343272547) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 85818134 + ... + 85818137.

It is an arithmetic number, because the mean of its divisors is an integer number (128727204).

Almost surely, 2^343272542 is an apocalyptic number.

343272542 is a deficient number, since it is larger than the sum of its proper divisors (171636274).

343272542 is a wasteful number, since it uses less digits than its factorization.

343272542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171636273.

The product of its digits is 40320, while the sum is 32.

The square root of 343272542 is about 18527.6156587943. The cubic root of 343272542 is about 700.1853536368.

The spelling of 343272542 in words is "three hundred forty-three million, two hundred seventy-two thousand, five hundred forty-two".