345052473 has 16 divisors (see below), whose sum is σ = 469867200. Its totient is φ = 225169920.

The previous prime is 345052439. The next prime is 345052481. The reversal of 345052473 is 374250543.

It is not a de Polignac number, because 345052473 - 2¹³ = 345044281 is a prime.

It is a super-2 number, since 2×345052473² = 238122418246831458, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (345052493) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 38613 + ... + 46701.

It is an arithmetic number, because the mean of its divisors is an integer number (29366700).

Almost surely, 2^345052473 is an apocalyptic number.

It is an amenable number.

345052473 is a deficient number, since it is larger than the sum of its proper divisors (124814727).

345052473 is a wasteful number, since it uses less digits than its factorization.

345052473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8392.

The product of its (nonzero) digits is 50400, while the sum is 33.

The square root of 345052473 is about 18575.5880929784. The cubic root of 345052473 is about 701.3934643769.

The spelling of 345052473 in words is "three hundred forty-five million, fifty-two thousand, four hundred seventy-three".