691496094 has 8 divisors (see below), whose sum is σ = 1382992200. Its totient is φ = 230498696.

The previous prime is 691496021. The next prime is 691496147. The reversal of 691496094 is 490694196.

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

691496094 is an admirable number.

It is a Curzon number.

It is a congruent number.

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, 57624669 + ... + 57624680.

It is an arithmetic number, because the mean of its divisors is an integer number (172874025).

Almost surely, 2^691496094 is an apocalyptic number.

691496094 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

691496094 is a wasteful number, since it uses less digits than its factorization.

691496094 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115249354.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 691496094 is about 26296.3133157483. The cubic root of 691496094 is about 884.2937939213.

The spelling of 691496094 in words is "six hundred ninety-one million, four hundred ninety-six thousand, ninety-four".