342623512 has 64 divisors (see below), whose sum is σ = 809015040. Its totient is φ = 132144000.

The previous prime is 342623507. The next prime is 342623537. The reversal of 342623512 is 215326243.

It is a Harshad number since it is a multiple of its sum of digits (28).

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, 59463 + ... + 64969.

It is an arithmetic number, because the mean of its divisors is an integer number (12640860).

Almost surely, 2^342623512 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 342623512, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404507520).

342623512 is an abundant number, since it is smaller than the sum of its proper divisors (466391528).

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

342623512 is a wasteful number, since it uses less digits than its factorization.

342623512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5632 (or 5628 counting only the distinct ones).

The product of its digits is 8640, while the sum is 28.

The square root of 342623512 is about 18510.0921661671. The cubic root of 342623512 is about 699.7437919506.

Adding to 342623512 its reverse (215326243), we get a palindrome (557949755).

The spelling of 342623512 in words is "three hundred forty-two million, six hundred twenty-three thousand, five hundred twelve".