340303761 has 32 divisors (see below), whose sum is σ = 583315200. Its totient is φ = 194450544.

The previous prime is 340303751. The next prime is 340303783. The reversal of 340303761 is 167303043.

It is a happy number.

It is not a de Polignac number, because 340303761 - 2⁵ = 340303729 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (340303741) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 4195 + ... + 26423.

It is an arithmetic number, because the mean of its divisors is an integer number (18228600).

Almost surely, 2^340303761 is an apocalyptic number.

It is an amenable number.

340303761 is a deficient number, since it is larger than the sum of its proper divisors (243011439).

340303761 is an frugal number, since it uses more digits than its factorization.

340303761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22257 (or 22239 counting only the distinct ones).

The product of its (nonzero) digits is 4536, while the sum is 27.

The square root of 340303761 is about 18447.3239522702. The cubic root of 340303761 is about 698.1609967074.

The spelling of 340303761 in words is "three hundred forty million, three hundred three thousand, seven hundred sixty-one".