342403431 has 8 divisors (see below), whose sum is σ = 464022384. Its totient is φ = 224526720.

The previous prime is 342403421. The next prime is 342403441. The reversal of 342403431 is 134304243.

It is an interprime number because it is at equal distance from previous prime (342403421) and next prime (342403441).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 342403431 - 2¹⁰ = 342402407 is a prime.

It is a super-2 number, since 2×342403431² = 234480219121143522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342403421) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 935346 + ... + 935711.

It is an arithmetic number, because the mean of its divisors is an integer number (58002798).

Almost surely, 2^342403431 is an apocalyptic number.

342403431 is a deficient number, since it is larger than the sum of its proper divisors (121618953).

342403431 is a wasteful number, since it uses less digits than its factorization.

342403431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1871121.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 342403431 is about 18504.1463191362. The cubic root of 342403431 is about 699.5939352387.

Adding to 342403431 its reverse (134304243), we get a palindrome (476707674).

The spelling of 342403431 in words is "three hundred forty-two million, four hundred three thousand, four hundred thirty-one".