1072218140 has 48 divisors (see below), whose sum is σ = 2685215232. Its totient is φ = 351633216.

The previous prime is 1072218113. The next prime is 1072218157. The reversal of 1072218140 is 418122701.

1072218140 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1072218140² = 2299303479490119200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163274 + ... + 169713.

It is an arithmetic number, because the mean of its divisors is an integer number (55941984).

Almost surely, 2^1072218140 is an apocalyptic number.

1072218140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1072218140 is an abundant number, since it is smaller than the sum of its proper divisors (1612997092).

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

1072218140 is a wasteful number, since it uses less digits than its factorization.

1072218140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333026 (or 333024 counting only the distinct ones).

The product of its (nonzero) digits is 896, while the sum is 26.

The square root of 1072218140 is about 32744.7421733627. The cubic root of 1072218140 is about 1023.5154046083.

The spelling of 1072218140 in words is "one billion, seventy-two million, two hundred eighteen thousand, one hundred forty".