345452144 has 10 divisors (see below), whose sum is σ = 669313560. Its totient is φ = 172726064.

The previous prime is 345452131. The next prime is 345452161. The reversal of 345452144 is 441254543.

It is a self number, because there is not a number n which added to its sum of digits gives 345452144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10795364 + ... + 10795395.

It is an arithmetic number, because the mean of its divisors is an integer number (66931356).

Almost surely, 2^345452144 is an apocalyptic number.

It is an amenable number.

345452144 is a deficient number, since it is larger than the sum of its proper divisors (323861416).

345452144 is a wasteful number, since it uses less digits than its factorization.

345452144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21590767 (or 21590761 counting only the distinct ones).

The product of its digits is 38400, while the sum is 32.

The square root of 345452144 is about 18586.3429431397. The cubic root of 345452144 is about 701.6641656814.

The spelling of 345452144 in words is "three hundred forty-five million, four hundred fifty-two thousand, one hundred forty-four".