400984126 has 8 divisors (see below), whose sum is σ = 601740360. Its totient is φ = 200404008.

The previous prime is 400984121. The next prime is 400984127. The reversal of 400984126 is 621489004.

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 = 400984091 and 400984100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400984121) 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, 38181 + ... + 47536.

It is an arithmetic number, because the mean of its divisors is an integer number (75217545).

Almost surely, 2^400984126 is an apocalyptic number.

400984126 is a deficient number, since it is larger than the sum of its proper divisors (200756234).

400984126 is a wasteful number, since it uses less digits than its factorization.

400984126 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88058.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 400984126 is about 20024.5880357125. The cubic root of 400984126 is about 737.4100633793.

The spelling of 400984126 in words is "four hundred million, nine hundred eighty-four thousand, one hundred twenty-six".