402344633 has 8 divisors (see below), whose sum is σ = 404726400. Its totient is φ = 399968928.

The previous prime is 402344611. The next prime is 402344639. The reversal of 402344633 is 336443204.

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

It is a cyclic number.

It is not a de Polignac number, because 402344633 - 2¹⁸ = 402082489 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 402344596 and 402344605.

It is not an unprimeable number, because it can be changed into a prime (402344639) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 213188 + ... + 215066.

It is an arithmetic number, because the mean of its divisors is an integer number (50590800).

Almost surely, 2^402344633 is an apocalyptic number.

It is an amenable number.

402344633 is a deficient number, since it is larger than the sum of its proper divisors (2381767).

402344633 is a wasteful number, since it uses less digits than its factorization.

402344633 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3031.

The product of its (nonzero) digits is 20736, while the sum is 29.

The square root of 402344633 is about 20058.5301804494. The cubic root of 402344633 is about 738.2431130118.

Adding to 402344633 its reverse (336443204), we get a palindrome (738787837).

The spelling of 402344633 in words is "four hundred two million, three hundred forty-four thousand, six hundred thirty-three".