345271650 has 24 divisors (see below), whose sum is σ = 856274064. Its totient is φ = 92072400.

The previous prime is 345271643. The next prime is 345271657. The reversal of 345271650 is 56172543.

It is an interprime number because it is at equal distance from previous prime (345271643) and next prime (345271657).

It is not an unprimeable number, because it can be changed into a prime (345271657) 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 11 ways as a sum of consecutive naturals, for example, 1150756 + ... + 1151055.

It is an arithmetic number, because the mean of its divisors is an integer number (35678086).

Almost surely, 2^345271650 is an apocalyptic number.

345271650 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

345271650 is an abundant number, since it is smaller than the sum of its proper divisors (511002414).

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

345271650 is a wasteful number, since it uses less digits than its factorization.

345271650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2301826 (or 2301821 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 33.

The square root of 345271650 is about 18581.4867542939. The cubic root of 345271650 is about 701.5419410959.

The spelling of 345271650 in words is "three hundred forty-five million, two hundred seventy-one thousand, six hundred fifty".