400848764 has 12 divisors (see below), whose sum is σ = 705687024. Its totient is φ = 199223904.

The previous prime is 400848743. The next prime is 400848779. The reversal of 400848764 is 467848004.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 299369 + ... + 300704.

It is an arithmetic number, because the mean of its divisors is an integer number (58807252).

Almost surely, 2^400848764 is an apocalyptic number.

It is an amenable number.

400848764 is a deficient number, since it is larger than the sum of its proper divisors (304838260).

400848764 is a wasteful number, since it uses less digits than its factorization.

400848764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600244 (or 600242 counting only the distinct ones).

The product of its (nonzero) digits is 172032, while the sum is 41.

The square root of 400848764 is about 20021.2078556714. The cubic root of 400848764 is about 737.3270771058.

The spelling of 400848764 in words is "four hundred million, eight hundred forty-eight thousand, seven hundred sixty-four".