340121000 has 32 divisors (see below), whose sum is σ = 795885480. Its totient is φ = 136048000.

The previous prime is 340120997. The next prime is 340121039. The reversal of 340121000 is 121043.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 195496324 + 144624676 = 13982^2 + 12026^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 169061 + ... + 171060.

Almost surely, 2^340121000 is an apocalyptic number.

It is an amenable number.

340121000 is an abundant number, since it is smaller than the sum of its proper divisors (455764480).

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

340121000 is a wasteful number, since it uses less digits than its factorization.

340121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340142 (or 340128 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 11.

The square root of 340121000 is about 18442.3696958932. The cubic root of 340121000 is about 698.0359912805.

Adding to 340121000 its reverse (121043), we get a palindrome (340242043).

The spelling of 340121000 in words is "three hundred forty million, one hundred twenty-one thousand".