340050402 has 12 divisors (see below), whose sum is σ = 736775910. Its totient is φ = 113350128.

The previous prime is 340050349. The next prime is 340050409. The reversal of 340050402 is 204050043.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 227074761 + 112975641 = 15069^2 + 10629^2 .

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 18891689 = 340050402 / (3 + 4 + 0 + 0 + 5 + 0 + 4 + 0 + 2).

It is not an unprimeable number, because it can be changed into a prime (340050409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9445827 + ... + 9445862.

Almost surely, 2^340050402 is an apocalyptic number.

340050402 is an abundant number, since it is smaller than the sum of its proper divisors (396725508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

340050402 is a wasteful number, since it uses less digits than its factorization.

340050402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18891697 (or 18891694 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 18.

The square root of 340050402 is about 18440.4555800555. The cubic root of 340050402 is about 697.9876914549.

The spelling of 340050402 in words is "three hundred forty million, fifty thousand, four hundred two".