400132022 has 8 divisors (see below), whose sum is σ = 602890176. Its totient is φ = 199168632.

The previous prime is 400132021. The next prime is 400132027. The reversal of 400132022 is 220231004.

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 = 400131988 and 400132006.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400132021) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 448133 + ... + 449024.

It is an arithmetic number, because the mean of its divisors is an integer number (75361272).

Almost surely, 2^400132022 is an apocalyptic number.

400132022 is a deficient number, since it is larger than the sum of its proper divisors (202758154).

400132022 is a wasteful number, since it uses less digits than its factorization.

400132022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 897382.

The product of its (nonzero) digits is 96, while the sum is 14.

The square root of 400132022 is about 20003.3002777042. The cubic root of 400132022 is about 736.8873530125.

Adding to 400132022 its reverse (220231004), we get a palindrome (620363026).

The spelling of 400132022 in words is "four hundred million, one hundred thirty-two thousand, twenty-two".