342040024 has 8 divisors (see below), whose sum is σ = 641325060. Its totient is φ = 171020008.

The previous prime is 342040003. The next prime is 342040057. The reversal of 342040024 is 420040243.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 342039983 and 342040010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 21377494 + ... + 21377509.

Almost surely, 2^342040024 is an apocalyptic number.

It is an amenable number.

342040024 is a deficient number, since it is larger than the sum of its proper divisors (299285036).

342040024 is a wasteful number, since it uses less digits than its factorization.

342040024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42755009 (or 42755005 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 342040024 is about 18494.3241022753. The cubic root of 342040024 is about 699.3463449135.

Adding to 342040024 its reverse (420040243), we get a palindrome (762080267).

The spelling of 342040024 in words is "three hundred forty-two million, forty thousand, twenty-four".