345002402 has 8 divisors (see below), whose sum is σ = 519040236. Its totient is φ = 171988992.

The previous prime is 345002389. The next prime is 345002429. The reversal of 345002402 is 204200543.

It can be written as a sum of positive squares in 2 ways, for example, as 339333241 + 5669161 = 18421^2 + 2381^2 .

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, 255263 + ... + 256610.

Almost surely, 2^345002402 is an apocalyptic number.

345002402 is a deficient number, since it is larger than the sum of its proper divisors (174037834).

345002402 is a wasteful number, since it uses less digits than its factorization.

345002402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 512212.

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 345002402 is about 18574.2402805606. The cubic root of 345002402 is about 701.3595360386.

Adding to 345002402 its reverse (204200543), we get a palindrome (549202945).

The spelling of 345002402 in words is "three hundred forty-five million, two thousand, four hundred two".