340474780 has 24 divisors (see below), whose sum is σ = 715346352. Its totient is φ = 136123392.

The previous prime is 340474769. The next prime is 340474787. The reversal of 340474780 is 87474043.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (340474787) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70524 + ... + 75196.

It is an arithmetic number, because the mean of its divisors is an integer number (29806098).

Almost surely, 2^340474780 is an apocalyptic number.

It is an amenable number.

340474780 is an abundant number, since it is smaller than the sum of its proper divisors (374871572).

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

340474780 is a wasteful number, since it uses less digits than its factorization.

340474780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8325 (or 8323 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 37.

The square root of 340474780 is about 18451.9587036173. The cubic root of 340474780 is about 698.2779302763.

The spelling of 340474780 in words is "three hundred forty million, four hundred seventy-four thousand, seven hundred eighty".