157863236 has 12 divisors (see below), whose sum is σ = 276454080. Its totient is φ = 78876360.

The previous prime is 157863227. The next prime is 157863239. The reversal of 157863236 is 632368751.

It is a junction number, because it is equal to n+sod(n) for n = 157863193 and 157863202.

It is not an unprimeable number, because it can be changed into a prime (157863239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7016 + ... + 19103.

It is an arithmetic number, because the mean of its divisors is an integer number (23037840).

Almost surely, 2^157863236 is an apocalyptic number.

It is an amenable number.

157863236 is a deficient number, since it is larger than the sum of its proper divisors (118590844).

157863236 is a wasteful number, since it uses less digits than its factorization.

157863236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27634 (or 27632 counting only the distinct ones).

The product of its digits is 181440, while the sum is 41.

The square root of 157863236 is about 12564.3637323981. The cubic root of 157863236 is about 540.4559888721.

The spelling of 157863236 in words is "one hundred fifty-seven million, eight hundred sixty-three thousand, two hundred thirty-six".