162400244 has 6 divisors (see below), whose sum is σ = 284200434. Its totient is φ = 81200120.

The previous prime is 162400243. The next prime is 162400247. The reversal of 162400244 is 442004261.

It can be written as a sum of positive squares in only one way, i.e., 98208100 + 64192144 = 9910^2 + 8012^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (162400241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20300027 + ... + 20300034.

It is an arithmetic number, because the mean of its divisors is an integer number (47366739).

Almost surely, 2^162400244 is an apocalyptic number.

It is an amenable number.

162400244 is a deficient number, since it is larger than the sum of its proper divisors (121800190).

162400244 is a wasteful number, since it uses less digits than its factorization.

162400244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40600065 (or 40600063 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 162400244 is about 12743.6354310691. The cubic root of 162400244 is about 545.5847540696.

The spelling of 162400244 in words is "one hundred sixty-two million, four hundred thousand, two hundred forty-four".