400347367224 has 32 divisors (see below), whose sum is σ = 1143849621120. Its totient is φ = 114384962016.

The previous prime is 400347367201. The next prime is 400347367243. The reversal of 400347367224 is 422763743004.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1191509854 + ... + 1191510189.

It is an arithmetic number, because the mean of its divisors is an integer number (35745300660).

Almost surely, 2^400347367224 is an apocalyptic number.

It is an amenable number.

400347367224 is an abundant number, since it is smaller than the sum of its proper divisors (743502253896).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

400347367224 is a wasteful number, since it uses less digits than its factorization.

400347367224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383020059 (or 2383020055 counting only the distinct ones).

The product of its (nonzero) digits is 677376, while the sum is 42.

The spelling of 400347367224 in words is "four hundred billion, three hundred forty-seven million, three hundred sixty-seven thousand, two hundred twenty-four".