345133750 has 80 divisors (see below), whose sum is σ = 709310448. Its totient is φ = 125136000.

The previous prime is 345133729. The next prime is 345133759. The reversal of 345133750 is 57331543.

It is a super-3 number, since 3×345133750³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345133759) 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 39 ways as a sum of consecutive naturals, for example, 1088592 + ... + 1088908.

Almost surely, 2^345133750 is an apocalyptic number.

345133750 is an abundant number, since it is smaller than the sum of its proper divisors (364176698).

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

345133750 is a wasteful number, since it uses less digits than its factorization.

345133750 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 419 (or 404 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 31.

The square root of 345133750 is about 18577.7757010897. The cubic root of 345133750 is about 701.4485310558.

The spelling of 345133750 in words is "three hundred forty-five million, one hundred thirty-three thousand, seven hundred fifty".