157694622 has 8 divisors (see below), whose sum is σ = 315389256. Its totient is φ = 52564872.

The previous prime is 157694609. The next prime is 157694683. The reversal of 157694622 is 226496751.

157694622 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

157694622 is an admirable 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, 13141213 + ... + 13141224.

It is an arithmetic number, because the mean of its divisors is an integer number (39423657).

Almost surely, 2^157694622 is an apocalyptic number.

157694622 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.

157694622 is a wasteful number, since it uses less digits than its factorization.

157694622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26282442.

The product of its digits is 181440, while the sum is 42.

The square root of 157694622 is about 12557.6519301978. The cubic root of 157694622 is about 540.2634996591.

The spelling of 157694622 in words is "one hundred fifty-seven million, six hundred ninety-four thousand, six hundred twenty-two".