91952338 has 4 divisors (see below), whose sum is σ = 137928510. Its totient is φ = 45976168.

The previous prime is 91952317. The next prime is 91952347. The reversal of 91952338 is 83325919.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 83325919 = 311 ⋅267929.

It can be written as a sum of positive squares in only one way, i.e., 67519089 + 24433249 = 8217^2 + 4943^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 91952338.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22988083 + ... + 22988086.

Almost surely, 2^91952338 is an apocalyptic number.

91952338 is a deficient number, since it is larger than the sum of its proper divisors (45976172).

91952338 is a wasteful number, since it uses less digits than its factorization.

91952338 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45976171.

The product of its digits is 58320, while the sum is 40.

The square root of 91952338 is about 9589.1781712512. The cubic root of 91952338 is about 451.3577723623.

The spelling of 91952338 in words is "ninety-one million, nine hundred fifty-two thousand, three hundred thirty-eight".