91632196 has 6 divisors (see below), whose sum is σ = 160356350. Its totient is φ = 45816096.

The previous prime is 91632157. The next prime is 91632197. The reversal of 91632196 is 69123619.

It can be written as a sum of positive squares in only one way, i.e., 58982400 + 32649796 = 7680^2 + 5714^2 .

It is not an unprimeable number, because it can be changed into a prime (91632197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11454021 + ... + 11454028.

Almost surely, 2^91632196 is an apocalyptic number.

It is an amenable number.

91632196 is a deficient number, since it is larger than the sum of its proper divisors (68724154).

91632196 is a wasteful number, since it uses less digits than its factorization.

91632196 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22908053 (or 22908051 counting only the distinct ones).

The product of its digits is 17496, while the sum is 37.

The square root of 91632196 is about 9572.4707364400. The cubic root of 91632196 is about 450.8333463243.

The spelling of 91632196 in words is "ninety-one million, six hundred thirty-two thousand, one hundred ninety-six".