345455375 has 8 divisors (see below), whose sum is σ = 431128464. Its totient is φ = 276364200.

The previous prime is 345455371. The next prime is 345455389. The reversal of 345455375 is 573554543.

It is not a de Polignac number, because 345455375 - 2² = 345455371 is a prime.

It is a super-2 number, since 2×345455375² = 238678832232781250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345455371) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1381697 + ... + 1381946.

It is an arithmetic number, because the mean of its divisors is an integer number (53891058).

Almost surely, 2^345455375 is an apocalyptic number.

345455375 is a deficient number, since it is larger than the sum of its proper divisors (85673089).

345455375 is an equidigital number, since it uses as much as digits as its factorization.

345455375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2763658 (or 2763648 counting only the distinct ones).

The product of its digits is 630000, while the sum is 41.

The square root of 345455375 is about 18586.4298615953. The cubic root of 345455375 is about 701.6663532201. Note that the first 3 decimals are identical.

The spelling of 345455375 in words is "three hundred forty-five million, four hundred fifty-five thousand, three hundred seventy-five".