108161764 has 48 divisors (see below), whose sum is σ = 203076720. Its totient is φ = 50319360.

The previous prime is 108161761. The next prime is 108161771. The reversal of 108161764 is 467161801.

It can be written as a sum of positive squares in 8 ways, for example, as 9000000 + 99161764 = 3000^2 + 9958^2 .

It is not an unprimeable number, because it can be changed into a prime (108161761) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 448684 + ... + 448924.

It is an arithmetic number, because the mean of its divisors is an integer number (4230765).

Almost surely, 2^108161764 is an apocalyptic number.

It is an amenable number.

108161764 is a deficient number, since it is larger than the sum of its proper divisors (94914956).

108161764 is a wasteful number, since it uses less digits than its factorization.

108161764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 400 (or 398 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 34.

The square root of 108161764 is about 10400.0848073465. The cubic root of 108161764 is about 476.4579602620.

It can be divided in two parts, 10816 and 1764, that multiplied together give a square (19079424 = 4368²).

The spelling of 108161764 in words is "one hundred eight million, one hundred sixty-one thousand, seven hundred sixty-four".