345321488 has 20 divisors (see below), whose sum is σ = 680030508. Its totient is φ = 169829760.

The previous prime is 345321469. The next prime is 345321491. The reversal of 345321488 is 884123543.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 135303424 + 210018064 = 11632^2 + 14492^2 .

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 175931 + ... + 177882.

Almost surely, 2^345321488 is an apocalyptic number.

It is an amenable number.

345321488 is a deficient number, since it is larger than the sum of its proper divisors (334709020).

345321488 is a wasteful number, since it uses less digits than its factorization.

345321488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353882 (or 353876 counting only the distinct ones).

The product of its digits is 92160, while the sum is 38.

The square root of 345321488 is about 18582.8277718974. The cubic root of 345321488 is about 701.5756940024.

The spelling of 345321488 in words is "three hundred forty-five million, three hundred twenty-one thousand, four hundred eighty-eight".