342989504 has 84 divisors (see below), whose sum is σ = 805903392. Its totient is φ = 143869440.

The previous prime is 342989489. The next prime is 342989527. The reversal of 342989504 is 405989243.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 98969 + ... + 102375.

It is an arithmetic number, because the mean of its divisors is an integer number (9594088).

Almost surely, 2^342989504 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 342989504, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (402951696).

342989504 is an abundant number, since it is smaller than the sum of its proper divisors (462913888).

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

342989504 is a wasteful number, since it uses less digits than its factorization.

342989504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3454 (or 3433 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 342989504 is about 18519.9758099194. The cubic root of 342989504 is about 699.9928597911.

The spelling of 342989504 in words is "three hundred forty-two million, nine hundred eighty-nine thousand, five hundred four".