342501540 has 24 divisors (see below), whose sum is σ = 959004480. Its totient is φ = 91333728.

The previous prime is 342501539. The next prime is 342501553. The reversal of 342501540 is 45105243.

It is a self number, because there is not a number n which added to its sum of digits gives 342501540.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2854120 + ... + 2854239.

It is an arithmetic number, because the mean of its divisors is an integer number (39958520).

Almost surely, 2^342501540 is an apocalyptic number.

342501540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

342501540 is an abundant number, since it is smaller than the sum of its proper divisors (616502940).

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

342501540 is a wasteful number, since it uses less digits than its factorization.

342501540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5708371 (or 5708369 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 342501540 is about 18506.7971297035. The cubic root of 342501540 is about 699.6607471734.

Adding to 342501540 its reverse (45105243), we get a palindrome (387606783).

The spelling of 342501540 in words is "three hundred forty-two million, five hundred one thousand, five hundred forty".