400032034 has 8 divisors (see below), whose sum is σ = 608499648. Its totient is φ = 197198820.

The previous prime is 400032007. The next prime is 400032037. The reversal of 400032034 is 430230004.

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

It is a junction number, because it is equal to n+sod(n) for n = 400031999 and 400032017.

It is not an unprimeable number, because it can be changed into a prime (400032037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1408422 + ... + 1408705.

It is an arithmetic number, because the mean of its divisors is an integer number (76062456).

Almost surely, 2^400032034 is an apocalyptic number.

400032034 is a deficient number, since it is larger than the sum of its proper divisors (208467614).

400032034 is a wasteful number, since it uses less digits than its factorization.

400032034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2817200.

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 400032034 is about 20000.8008339666. The cubic root of 400032034 is about 736.8259682472.

Adding to 400032034 its reverse (430230004), we get a palindrome (830262038).

The spelling of 400032034 in words is "four hundred million, thirty-two thousand, thirty-four".