345441970 has 16 divisors (see below), whose sum is σ = 623593728. Its totient is φ = 137777200.

The previous prime is 345441961. The next prime is 345441979. The reversal of 345441970 is 79144543.

It is an interprime number because it is at equal distance from previous prime (345441961) and next prime (345441979).

It is not an unprimeable number, because it can be changed into a prime (345441979) 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 7 ways as a sum of consecutive naturals, for example, 46306 + ... + 53245.

It is an arithmetic number, because the mean of its divisors is an integer number (38974608).

Almost surely, 2^345441970 is an apocalyptic number.

345441970 is a deficient number, since it is larger than the sum of its proper divisors (278151758).

345441970 is a wasteful number, since it uses less digits than its factorization.

345441970 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99905.

The product of its (nonzero) digits is 60480, while the sum is 37.

The square root of 345441970 is about 18586.0692455398. The cubic root of 345441970 is about 701.6572773164.

The spelling of 345441970 in words is "three hundred forty-five million, four hundred forty-one thousand, nine hundred seventy".