345455402 has 8 divisors (see below), whose sum is σ = 548664516. Its totient is φ = 162567232.

The previous prime is 345455393. The next prime is 345455437. The reversal of 345455402 is 204554543.

It can be written as a sum of positive squares in 2 ways, for example, as 292033921 + 53421481 = 17089^2 + 7309^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5080193 + ... + 5080260.

Almost surely, 2^345455402 is an apocalyptic number.

345455402 is a deficient number, since it is larger than the sum of its proper divisors (203209114).

345455402 is a wasteful number, since it uses less digits than its factorization.

345455402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10160472.

The product of its (nonzero) digits is 48000, while the sum is 32.

The square root of 345455402 is about 18586.4305879316. The cubic root of 345455402 is about 701.6663715003. Note that the first 3 decimals are identical.

The spelling of 345455402 in words is "three hundred forty-five million, four hundred fifty-five thousand, four hundred two".