340243012 has 6 divisors (see below), whose sum is σ = 595425278. Its totient is φ = 170121504.

The previous prime is 340242997. The next prime is 340243031. The reversal of 340243012 is 210342043.

It can be written as a sum of positive squares in only one way, i.e., 339443776 + 799236 = 18424^2 + 894^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42530373 + ... + 42530380.

Almost surely, 2^340243012 is an apocalyptic number.

It is an amenable number.

340243012 is a deficient number, since it is larger than the sum of its proper divisors (255182266).

340243012 is a wasteful number, since it uses less digits than its factorization.

340243012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85060757 (or 85060755 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 340243012 is about 18445.6773255958. The cubic root of 340243012 is about 698.1194503878.

Adding to 340243012 its reverse (210342043), we get a palindrome (550585055).

The spelling of 340243012 in words is "three hundred forty million, two hundred forty-three thousand, twelve".