402033012 has 12 divisors (see below), whose sum is σ = 938077056. Its totient is φ = 134011000.

The previous prime is 402033011. The next prime is 402033013. The reversal of 402033012 is 210330204.

It is an interprime number because it is at equal distance from previous prime (402033011) and next prime (402033013).

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 402032982 and 402033000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402033011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16751364 + ... + 16751387.

It is an arithmetic number, because the mean of its divisors is an integer number (78173088).

Almost surely, 2^402033012 is an apocalyptic number.

It is an amenable number.

402033012 is an abundant number, since it is smaller than the sum of its proper divisors (536044044).

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

402033012 is a wasteful number, since it uses less digits than its factorization.

402033012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33502758 (or 33502756 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 15.

The square root of 402033012 is about 20050.7608833181. The cubic root of 402033012 is about 738.0524709133.

Adding to 402033012 its reverse (210330204), we get a palindrome (612363216).

The spelling of 402033012 in words is "four hundred two million, thirty-three thousand, twelve".