400848004 has 24 divisors (see below), whose sum is σ = 709043328. Its totient is φ = 198276000.

The previous prime is 400847989. The next prime is 400848017.

It is a happy number.

400848004 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 156357 + ... + 158899.

It is an arithmetic number, because the mean of its divisors is an integer number (29543472).

Almost surely, 2^400848004 is an apocalyptic number.

It is an amenable number.

400848004 is a deficient number, since it is larger than the sum of its proper divisors (308195324).

400848004 is a wasteful number, since it uses less digits than its factorization.

400848004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955 (or 2953 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 28.

The square root of 400848004 is about 20021.1888757886. The cubic root of 400848004 is about 737.3266111205.

The spelling of 400848004 in words is "four hundred million, eight hundred forty-eight thousand, four".