342034520 has 64 divisors (see below), whose sum is σ = 781401600. Its totient is φ = 134732160.

The previous prime is 342034519. The next prime is 342034579. The reversal of 342034520 is 25430243.

It is a super-2 number, since 2×342034520² = 233975225743260800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1261985 + ... + 1262255.

It is an arithmetic number, because the mean of its divisors is an integer number (12209400).

Almost surely, 2^342034520 is an apocalyptic number.

It is an amenable number.

342034520 is an abundant number, since it is smaller than the sum of its proper divisors (439367080).

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

342034520 is a wasteful number, since it uses less digits than its factorization.

342034520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 644 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 342034520 is about 18494.1752992665. The cubic root of 342034520 is about 699.3425936732.

Adding to 342034520 its reverse (25430243), we get a palindrome (367464763).

The spelling of 342034520 in words is "three hundred forty-two million, thirty-four thousand, five hundred twenty".