91306946 has 8 divisors (see below), whose sum is σ = 137466624. Its totient is φ = 45484740.

The previous prime is 91306933. The next prime is 91306967. The reversal of 91306946 is 64960319.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 83690 + ... + 84773.

It is an arithmetic number, because the mean of its divisors is an integer number (17183328).

Almost surely, 2^91306946 is an apocalyptic number.

91306946 is a deficient number, since it is larger than the sum of its proper divisors (46159678).

91306946 is a wasteful number, since it uses less digits than its factorization.

91306946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168736.

The product of its (nonzero) digits is 34992, while the sum is 38.

The square root of 91306946 is about 9555.4668122494. The cubic root of 91306946 is about 450.2993004760.

The spelling of 91306946 in words is "ninety-one million, three hundred six thousand, nine hundred forty-six".