91268434 has 4 divisors (see below), whose sum is σ = 136902654. Its totient is φ = 45634216.

The previous prime is 91268417. The next prime is 91268447. The reversal of 91268434 is 43486219.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 89586225 + 1682209 = 9465^2 + 1297^2 .

It is a junction number, because it is equal to n+sod(n) for n = 91268393 and 91268402.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22817107 + ... + 22817110.

Almost surely, 2^91268434 is an apocalyptic number.

91268434 is a deficient number, since it is larger than the sum of its proper divisors (45634220).

91268434 is a wasteful number, since it uses less digits than its factorization.

91268434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45634219.

The product of its digits is 41472, while the sum is 37.

The square root of 91268434 is about 9553.4514182048. The cubic root of 91268434 is about 450.2359815786.

The spelling of 91268434 in words is "ninety-one million, two hundred sixty-eight thousand, four hundred thirty-four".