1080739446 has 12 divisors (see below), whose sum is σ = 2161639956. Its totient is φ = 360219640.

The previous prime is 1080739421. The next prime is 1080739489. The reversal of 1080739446 is 6449370801.

It is a junction number, because it is equal to n+sod(n) for n = 1080739398 and 1080739407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 73816 + ... + 87236.

It is an arithmetic number, because the mean of its divisors is an integer number (180136663).

Almost surely, 2^1080739446 is an apocalyptic number.

1080739446 is an abundant number, since it is smaller than the sum of its proper divisors (1080900510).

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

1080739446 is an frugal number, since it uses more digits than its factorization.

1080739446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26847 (or 13426 counting only the distinct ones).

The product of its (nonzero) digits is 145152, while the sum is 42.

The square root of 1080739446 is about 32874.6018378930. The cubic root of 1080739446 is about 1026.2196691929.

It can be divided in two parts, 1080739 and 446, that added together give a triangular number (1081185 = T₁₄₇₀).

The spelling of 1080739446 in words is "one billion, eighty million, seven hundred thirty-nine thousand, four hundred forty-six".