1094497272 has 256 divisors, whose sum is σ = 3457382400. Its totient is φ = 324609120.

The previous prime is 1094497181. The next prime is 1094497291. The reversal of 1094497272 is 2727944901.

It is a happy number.

1094497272 is a `hidden beast` number, since 1 + 0 + 94 + 497 + 2 + 72 = 666.

It is a super-3 number, since 3×1094497272³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 23287153 + ... + 23287199.

It is an arithmetic number, because the mean of its divisors is an integer number (13505400).

Almost surely, 2^1094497272 is an apocalyptic number.

1094497272 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1094497272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1728691200).

1094497272 is an abundant number, since it is smaller than the sum of its proper divisors (2362885128).

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

1094497272 is an frugal number, since it uses more digits than its factorization.

1094497272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 63 counting only the distinct ones).

The product of its (nonzero) digits is 254016, while the sum is 45.

The square root of 1094497272 is about 33083.1871499709. The cubic root of 1094497272 is about 1030.5559169521. Note that the first 3 decimals are identical.

The spelling of 1094497272 in words is "one billion, ninety-four million, four hundred ninety-seven thousand, two hundred seventy-two".