400132334 has 48 divisors (see below), whose sum is σ = 733598208. Its totient is φ = 162893808.

The previous prime is 400132307. The next prime is 400132373. The reversal of 400132334 is 433231004.

It is a congruent number.

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 375887 + ... + 376949.

It is an arithmetic number, because the mean of its divisors is an integer number (15283296).

Almost surely, 2^400132334 is an apocalyptic number.

400132334 is a deficient number, since it is larger than the sum of its proper divisors (333465874).

400132334 is a wasteful number, since it uses less digits than its factorization.

400132334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1269 (or 1262 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 20.

The square root of 400132334 is about 20003.3080764158. The cubic root of 400132334 is about 736.8875445399.

Adding to 400132334 its reverse (433231004), we get a palindrome (833363338).

The spelling of 400132334 in words is "four hundred million, one hundred thirty-two thousand, three hundred thirty-four".