140694474 has 8 divisors (see below), whose sum is σ = 281388960. Its totient is φ = 46898156.

The previous prime is 140694469. The next prime is 140694539. The reversal of 140694474 is 474496041.

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

140694474 is an admirable number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11724534 + ... + 11724545.

It is an arithmetic number, because the mean of its divisors is an integer number (35173620).

Almost surely, 2^140694474 is an apocalyptic number.

140694474 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.

140694474 is a wasteful number, since it uses less digits than its factorization.

140694474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23449084.

The product of its (nonzero) digits is 96768, while the sum is 39.

The square root of 140694474 is about 11861.4701449694. The cubic root of 140694474 is about 520.1065782530.

The spelling of 140694474 in words is "one hundred forty million, six hundred ninety-four thousand, four hundred seventy-four".