2240145164 has 6 divisors (see below), whose sum is σ = 3920254044. Its totient is φ = 1120072580.

The previous prime is 2240145143. The next prime is 2240145179. The reversal of 2240145164 is 4615410422.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 280018142 + ... + 280018149.

It is an arithmetic number, because the mean of its divisors is an integer number (653375674).

Almost surely, 2^2240145164 is an apocalyptic number.

It is an amenable number.

2240145164 is a deficient number, since it is larger than the sum of its proper divisors (1680108880).

2240145164 is a wasteful number, since it uses less digits than its factorization.

2240145164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 560036295 (or 560036293 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 2240145164 is about 47330.1718146047. The cubic root of 2240145164 is about 1308.4547878143.

Adding to 2240145164 its reverse (4615410422), we get a palindrome (6855555586).

The spelling of 2240145164 in words is "two billion, two hundred forty million, one hundred forty-five thousand, one hundred sixty-four".