91476338 has 6 divisors (see below), whose sum is σ = 137234799. Its totient is φ = 45731406.

The previous prime is 91476331. The next prime is 91476347. The reversal of 91476338 is 83367419.

It can be written as a sum of positive squares in only one way, i.e., 45738169 + 45738169 = 6763^2 + 6763^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=6763.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 91476295 and 91476304.

It is not an unprimeable number, because it can be changed into a prime (91476331) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 10145 + ... + 16907.

Almost surely, 2^91476338 is an apocalyptic number.

91476338 is a deficient number, since it is larger than the sum of its proper divisors (45758461).

91476338 is an frugal number, since it uses more digits than its factorization.

91476338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13528 (or 6765 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 91476338 is about 9564.3263223292. The cubic root of 91476338 is about 450.5775924768.

The spelling of 91476338 in words is "ninety-one million, four hundred seventy-six thousand, three hundred thirty-eight".