91836532 has 6 divisors (see below), whose sum is σ = 160713938. Its totient is φ = 45918264.

The previous prime is 91836517. The next prime is 91836559. The reversal of 91836532 is 23563819.

It can be written as a sum of positive squares in only one way, i.e., 67963536 + 23872996 = 8244^2 + 4886^2 .

It is a junction number, because it is equal to n+sod(n) for n = 91836491 and 91836500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11479563 + ... + 11479570.

Almost surely, 2^91836532 is an apocalyptic number.

It is an amenable number.

91836532 is a deficient number, since it is larger than the sum of its proper divisors (68877406).

91836532 is a wasteful number, since it uses less digits than its factorization.

91836532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22959137 (or 22959135 counting only the distinct ones).

The product of its digits is 38880, while the sum is 37.

The square root of 91836532 is about 9583.1378994565. The cubic root of 91836532 is about 451.1682107631.

The spelling of 91836532 in words is "ninety-one million, eight hundred thirty-six thousand, five hundred thirty-two".