342543425 has 12 divisors (see below), whose sum is σ = 485433216. Its totient is φ = 234886800.

The previous prime is 342543337. The next prime is 342543449. The reversal of 342543425 is 524345243.

It is not a de Polignac number, because 342543425 - 2²⁴ = 325766209 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 342543391 and 342543400.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 978521 + ... + 978870.

It is an arithmetic number, because the mean of its divisors is an integer number (40452768).

Almost surely, 2^342543425 is an apocalyptic number.

342543425 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

342543425 is a deficient number, since it is larger than the sum of its proper divisors (142889791).

342543425 is a wasteful number, since it uses less digits than its factorization.

342543425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1957408 (or 1957403 counting only the distinct ones).

The product of its digits is 57600, while the sum is 32.

The square root of 342543425 is about 18507.9287063680. The cubic root of 342543425 is about 699.6892668465.

Adding to 342543425 its reverse (524345243), we get a palindrome (866888668).

The spelling of 342543425 in words is "three hundred forty-two million, five hundred forty-three thousand, four hundred twenty-five".