400466425 has 12 divisors (see below), whose sum is σ = 496849276. Its totient is φ = 320198400.

The previous prime is 400466419. The next prime is 400466441. The reversal of 400466425 is 524664004.

It can be written as a sum of positive squares in 6 ways, for example, as 906304 + 399560121 = 952^2 + 19989^2 .

It is not a de Polignac number, because 400466425 - 2¹¹ = 400464377 is a prime.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 62365 + ... + 68485.

Almost surely, 2^400466425 is an apocalyptic number.

It is an amenable number.

400466425 is a deficient number, since it is larger than the sum of its proper divisors (96382851).

400466425 is a wasteful number, since it uses less digits than its factorization.

400466425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8748 (or 8743 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 400466425 is about 20011.6572277260. The cubic root of 400466425 is about 737.0925758836.

The spelling of 400466425 in words is "four hundred million, four hundred sixty-six thousand, four hundred twenty-five".