157097794 has 16 divisors (see below), whose sum is σ = 269773056. Its totient is φ = 67212000.

The previous prime is 157097789. The next prime is 157097803. The reversal of 157097794 is 497790751.

157097794 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 922 + ... + 17749.

It is an arithmetic number, because the mean of its divisors is an integer number (16860816).

Almost surely, 2^157097794 is an apocalyptic number.

157097794 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

157097794 is a deficient number, since it is larger than the sum of its proper divisors (112675262).

157097794 is a wasteful number, since it uses less digits than its factorization.

157097794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19281.

The product of its (nonzero) digits is 555660, while the sum is 49.

The square root of 157097794 is about 12533.8658840758. The cubic root of 157097794 is about 539.5810582348.

The spelling of 157097794 in words is "one hundred fifty-seven million, ninety-seven thousand, seven hundred ninety-four".