402433000394 has 16 divisors (see below), whose sum is σ = 619749937800. Its totient is φ = 195871549440.

The previous prime is 402433000393. The next prime is 402433000481. The reversal of 402433000394 is 493000334204.

It can be written as a sum of positive squares in 4 ways, for example, as 118862905225 + 283570095169 = 344765^2 + 532513^2 .

It is a super-2 number, since 2×402433000394² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 402433000394.

It is not an unprimeable number, because it can be changed into a prime (402433000393) 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, 5428349 + ... + 5501984.

Almost surely, 2^402433000394 is an apocalyptic number.

402433000394 is a deficient number, since it is larger than the sum of its proper divisors (217316937406).

402433000394 is a wasteful number, since it uses less digits than its factorization.

402433000394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10930825.

The product of its (nonzero) digits is 31104, while the sum is 32.

Adding to 402433000394 its reverse (493000334204), we get a palindrome (895433334598).

The spelling of 402433000394 in words is "four hundred two billion, four hundred thirty-three million, three hundred ninety-four", and thus it is an aban number.