401132232 has 48 divisors (see below), whose sum is σ = 1087975980. Its totient is φ = 133516800.

The previous prime is 401132203. The next prime is 401132243. The reversal of 401132232 is 232231104.

401132232 is a `hidden beast` number, since 401 + 1 + 32 + 232 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 214153956 + 186978276 = 14634^2 + 13674^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51132 + ... + 58452.

Almost surely, 2^401132232 is an apocalyptic number.

It is an amenable number.

401132232 is an abundant number, since it is smaller than the sum of its proper divisors (686843748).

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

401132232 is a wasteful number, since it uses less digits than its factorization.

401132232 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8094 (or 8087 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 401132232 is about 20028.2857978410. The cubic root of 401132232 is about 737.5008412133.

Adding to 401132232 its reverse (232231104), we get a palindrome (633363336).

The spelling of 401132232 in words is "four hundred one million, one hundred thirty-two thousand, two hundred thirty-two".