162846945 has 24 divisors (see below), whose sum is σ = 282710376. Its totient is φ = 86715648.

The previous prime is 162846911. The next prime is 162846947. The reversal of 162846945 is 549648261.

162846945 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 53100369 + 109746576 = 7287^2 + 10476^2 .

It is not a de Polignac number, because 162846945 - 2¹⁴ = 162830561 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 162846945.

It is not an unprimeable number, because it can be changed into a prime (162846947) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 30517 + ... + 35453.

It is an arithmetic number, because the mean of its divisors is an integer number (11779599).

Almost surely, 2^162846945 is an apocalyptic number.

162846945 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

162846945 is a deficient number, since it is larger than the sum of its proper divisors (119863431).

162846945 is a wasteful number, since it uses less digits than its factorization.

162846945 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5681 (or 5678 counting only the distinct ones).

The product of its digits is 414720, while the sum is 45.

The square root of 162846945 is about 12761.1498306383. The cubic root of 162846945 is about 546.0845278303.

The spelling of 162846945 in words is "one hundred sixty-two million, eight hundred forty-six thousand, nine hundred forty-five".