157004216 has 8 divisors (see below), whose sum is σ = 294382920. Its totient is φ = 78502104.

The previous prime is 157004207. The next prime is 157004219. The reversal of 157004216 is 612400751.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157004219) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9812756 + ... + 9812771.

It is an arithmetic number, because the mean of its divisors is an integer number (36797865).

Almost surely, 2^157004216 is an apocalyptic number.

It is an amenable number.

157004216 is a deficient number, since it is larger than the sum of its proper divisors (137378704).

157004216 is a wasteful number, since it uses less digits than its factorization.

157004216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19625533 (or 19625529 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 26.

The square root of 157004216 is about 12530.1323217275. The cubic root of 157004216 is about 539.4739000459.

Adding to 157004216 its reverse (612400751), we get a palindrome (769404967).

The spelling of 157004216 in words is "one hundred fifty-seven million, four thousand, two hundred sixteen".