402029313 has 32 divisors (see below), whose sum is σ = 630239232. Its totient is φ = 223171200.

The previous prime is 402029293. The next prime is 402029347. The reversal of 402029313 is 313920204.

It is not a de Polignac number, because 402029313 - 2⁶ = 402029249 is a prime.

It is a super-2 number, since 2×402029313² = 323255137022503938, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (402029393) 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 31 ways as a sum of consecutive naturals, for example, 232470 + ... + 234192.

It is an arithmetic number, because the mean of its divisors is an integer number (19694976).

Almost surely, 2^402029313 is an apocalyptic number.

It is an amenable number.

402029313 is a deficient number, since it is larger than the sum of its proper divisors (228209919).

402029313 is a wasteful number, since it uses less digits than its factorization.

402029313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2045.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 402029313 is about 20050.6686422174. The cubic root of 402029313 is about 738.0502073641.

Adding to 402029313 its reverse (313920204), we get a palindrome (715949517).

It can be divided in two parts, 4020 and 29313, that added together give a palindrome (33333).

The spelling of 402029313 in words is "four hundred two million, twenty-nine thousand, three hundred thirteen".