342689524 has 6 divisors (see below), whose sum is σ = 599706674. Its totient is φ = 171344760.

The previous prime is 342689513. The next prime is 342689539. The reversal of 342689524 is 425986243.

It can be written as a sum of positive squares in only one way, i.e., 281568400 + 61121124 = 16780^2 + 7818^2 .

It is a super-3 number, since 3×342689524³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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, 42836187 + ... + 42836194.

Almost surely, 2^342689524 is an apocalyptic number.

It is an amenable number.

342689524 is a deficient number, since it is larger than the sum of its proper divisors (257017150).

342689524 is a wasteful number, since it uses less digits than its factorization.

342689524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85672385 (or 85672383 counting only the distinct ones).

The product of its digits is 414720, while the sum is 43.

The square root of 342689524 is about 18511.8752156555. The cubic root of 342689524 is about 699.7887280777.

The spelling of 342689524 in words is "three hundred forty-two million, six hundred eighty-nine thousand, five hundred twenty-four".