1076144220 has 72 divisors (see below), whose sum is σ = 3343944240. Its totient is φ = 279970560.

The previous prime is 1076144213. The next prime is 1076144227. The reversal of 1076144220 is 224416701.

1076144220 is a `hidden beast` number, since 1 + 0 + 7 + 614 + 42 + 2 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (1076144213) and next prime (1076144227).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1076144227) 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, 65530 + ... + 80289.

It is an arithmetic number, because the mean of its divisors is an integer number (46443670).

Almost surely, 2^1076144220 is an apocalyptic number.

1076144220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1076144220 is an abundant number, since it is smaller than the sum of its proper divisors (2267800020).

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

1076144220 is a wasteful number, since it uses less digits than its factorization.

1076144220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 145875 (or 145870 counting only the distinct ones).

The product of its (nonzero) digits is 2688, while the sum is 27.

The square root of 1076144220 is about 32804.6371722048. The cubic root of 1076144220 is about 1024.7631322582.

The spelling of 1076144220 in words is "one billion, seventy-six million, one hundred forty-four thousand, two hundred twenty".