344004642 has 12 divisors (see below), whose sum is σ = 745343430. Its totient is φ = 114668208.

The previous prime is 344004593. The next prime is 344004643. The reversal of 344004642 is 246400443.

It can be written as a sum of positive squares in only one way, i.e., 263705121 + 80299521 = 16239^2 + 8961^2 .

It is not an unprimeable number, because it can be changed into a prime (344004643) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9555667 + ... + 9555702.

Almost surely, 2^344004642 is an apocalyptic number.

344004642 is an abundant number, since it is smaller than the sum of its proper divisors (401338788).

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

344004642 is a wasteful number, since it uses less digits than its factorization.

344004642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19111377 (or 19111374 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 344004642 is about 18547.3621305025. The cubic root of 344004642 is about 700.6827637635.

The spelling of 344004642 in words is "three hundred forty-four million, four thousand, six hundred forty-two".