400846475 has 12 divisors (see below), whose sum is σ = 504052560. Its totient is φ = 316159200.

The previous prime is 400846471. The next prime is 400846483. The reversal of 400846475 is 574648004.

It is not a de Polignac number, because 400846475 - 2² = 400846471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (400846471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111140 + ... + 114689.

It is an arithmetic number, because the mean of its divisors is an integer number (42004380).

Almost surely, 2^400846475 is an apocalyptic number.

400846475 is a deficient number, since it is larger than the sum of its proper divisors (103206085).

400846475 is a wasteful number, since it uses less digits than its factorization.

400846475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 225910 (or 225905 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 38.

The square root of 400846475 is about 20021.1506912065. The cubic root of 400846475 is about 737.3256736298.

The spelling of 400846475 in words is "four hundred million, eight hundred forty-six thousand, four hundred seventy-five".