342424240 has 40 divisors (see below), whose sum is σ = 799355088. Its totient is φ = 136416000.

The previous prime is 342424223. The next prime is 342424241. The reversal of 342424240 is 42424243.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (342424241) 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, 11554 + ... + 28606.

Almost surely, 2^342424240 is an apocalyptic number.

It is an amenable number.

342424240 is an abundant number, since it is smaller than the sum of its proper divisors (456930848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342424240 is a wasteful number, since it uses less digits than its factorization.

342424240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17317 (or 17311 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 25.

The square root of 342424240 is about 18504.7085899778. The cubic root of 342424240 is about 699.6081071716.

Adding to 342424240 its reverse (42424243), we get a palindrome (384848483).

The spelling of 342424240 in words is "three hundred forty-two million, four hundred twenty-four thousand, two hundred forty".