91060448 has 12 divisors (see below), whose sum is σ = 179275320. Its totient is φ = 45530208.

The previous prime is 91060393. The next prime is 91060451. The reversal of 91060448 is 84406019.

It is a Harshad number since it is a multiple of its sum of digits (32), and also a Moran number because the ratio is a prime number: 2845639 = 91060448 / (9 + 1 + 0 + 6 + 0 + 4 + 4 + 8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1422788 + ... + 1422851.

It is an arithmetic number, because the mean of its divisors is an integer number (14939610).

Almost surely, 2^91060448 is an apocalyptic number.

It is an amenable number.

91060448 is a deficient number, since it is larger than the sum of its proper divisors (88214872).

91060448 is a wasteful number, since it uses less digits than its factorization.

91060448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2845649 (or 2845641 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 32.

The square root of 91060448 is about 9542.5598242820. The cubic root of 91060448 is about 449.8937164631.

The spelling of 91060448 in words is "ninety-one million, sixty thousand, four hundred forty-eight".