91734814 has 4 divisors (see below), whose sum is σ = 137602224. Its totient is φ = 45867406.

The previous prime is 91734809. The next prime is 91734871. The reversal of 91734814 is 41843719.

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

It is a super-2 number, since 2×91734814² = 16830552199229192, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22933702 + ... + 22933705.

It is an arithmetic number, because the mean of its divisors is an integer number (34400556).

Almost surely, 2^91734814 is an apocalyptic number.

91734814 is a deficient number, since it is larger than the sum of its proper divisors (45867410).

91734814 is a wasteful number, since it uses less digits than its factorization.

91734814 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45867409.

The product of its digits is 24192, while the sum is 37.

The square root of 91734814 is about 9577.8292947828. The cubic root of 91734814 is about 451.0015781578.

The spelling of 91734814 in words is "ninety-one million, seven hundred thirty-four thousand, eight hundred fourteen".