1205792256 has 80 divisors (see below), whose sum is σ = 3245823504. Its totient is φ = 397737984.

The previous prime is 1205792239. The next prime is 1205792257. The reversal of 1205792256 is 6522975021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1205792257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 144946 + ... + 153038.

Almost surely, 2^1205792256 is an apocalyptic number.

1205792256 is a gapful number since it is divisible by the number (16) 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 1205792256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1622911752).

1205792256 is an abundant number, since it is smaller than the sum of its proper divisors (2040031248).

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

1205792256 is an frugal number, since it uses more digits than its factorization.

1205792256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8211 (or 8195 counting only the distinct ones).

The product of its (nonzero) digits is 75600, while the sum is 39.

The square root of 1205792256 is about 34724.5195215139. The cubic root of 1205792256 is about 1064.3656007076.

The spelling of 1205792256 in words is "one billion, two hundred five million, seven hundred ninety-two thousand, two hundred fifty-six".