400232002 has 16 divisors (see below), whose sum is σ = 608679360. Its totient is φ = 197355888.

The previous prime is 400231981. The next prime is 400232009. The reversal of 400232002 is 200232004.

It is not an unprimeable number, because it can be changed into a prime (400232009) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44923 + ... + 53089.

It is an arithmetic number, because the mean of its divisors is an integer number (38042460).

Almost surely, 2^400232002 is an apocalyptic number.

400232002 is a deficient number, since it is larger than the sum of its proper divisors (208447358).

400232002 is a wasteful number, since it uses less digits than its factorization.

400232002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8505.

The product of its (nonzero) digits is 96, while the sum is 13.

The square root of 400232002 is about 20005.7992092293. The cubic root of 400232002 is about 736.9487226422.

Adding to 400232002 its reverse (200232004), we get a palindrome (600464006).

It can be divided in two parts, 40023 and 2002, that added together give a square (42025 = 205²).

The spelling of 400232002 in words is "four hundred million, two hundred thirty-two thousand, two".