1090472744 has 8 divisors (see below), whose sum is σ = 2044636410. Its totient is φ = 545236368.

The previous prime is 1090472743. The next prime is 1090472749. The reversal of 1090472744 is 4472740901.

It can be written as a sum of positive squares in only one way, i.e., 684450244 + 406022500 = 26162^2 + 20150^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 1090472698 and 1090472707.

It is not an unprimeable number, because it can be changed into a prime (1090472743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68154539 + ... + 68154554.

Almost surely, 2^1090472744 is an apocalyptic number.

It is an amenable number.

1090472744 is a deficient number, since it is larger than the sum of its proper divisors (954163666).

1090472744 is a wasteful number, since it uses less digits than its factorization.

1090472744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136309099 (or 136309095 counting only the distinct ones).

The product of its (nonzero) digits is 56448, while the sum is 38.

The square root of 1090472744 is about 33022.3067637620. The cubic root of 1090472744 is about 1029.2912282250.

The spelling of 1090472744 in words is "one billion, ninety million, four hundred seventy-two thousand, seven hundred forty-four".