342415040 has 112 divisors (see below), whose sum is σ = 900318240. Its totient is φ = 123002880.

The previous prime is 342415027. The next prime is 342415049. The reversal of 342415040 is 40514243.

It is a junction number, because it is equal to n+sod(n) for n = 342414997 and 342415015.

It is not an unprimeable number, because it can be changed into a prime (342415049) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312734 + ... + 313826.

Almost surely, 2^342415040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342415040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (450159120).

342415040 is an abundant number, since it is smaller than the sum of its proper divisors (557903200).

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

342415040 is a wasteful number, since it uses less digits than its factorization.

342415040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1210 (or 1200 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 342415040 is about 18504.4600029290. The cubic root of 342415040 is about 699.6018415986.

Adding to 342415040 its reverse (40514243), we get a palindrome (382929283).

The spelling of 342415040 in words is "three hundred forty-two million, four hundred fifteen thousand, forty".