345024445 has 16 divisors (see below), whose sum is σ = 426796848. Its totient is φ = 267563520.

The previous prime is 345024437. The next prime is 345024461. The reversal of 345024445 is 544420543.

It can be written as a sum of positive squares in 8 ways, for example, as 2515396 + 342509049 = 1586^2 + 18507^2 .

It is not a de Polignac number, because 345024445 - 2³ = 345024437 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48667 + ... + 55303.

It is an arithmetic number, because the mean of its divisors is an integer number (26674803).

Almost surely, 2^345024445 is an apocalyptic number.

It is an amenable number.

345024445 is a deficient number, since it is larger than the sum of its proper divisors (81772403).

345024445 is a wasteful number, since it uses less digits than its factorization.

345024445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6960.

The product of its (nonzero) digits is 38400, while the sum is 31.

The square root of 345024445 is about 18574.8336466306. The cubic root of 345024445 is about 701.3744728806.

Adding to 345024445 its reverse (544420543), we get a palindrome (889444988).

The spelling of 345024445 in words is "three hundred forty-five million, twenty-four thousand, four hundred forty-five".