157317484 has 12 divisors (see below), whose sum is σ = 276193008. Its totient is φ = 78405200.

The previous prime is 157317463. The next prime is 157317487. The reversal of 157317484 is 484713751.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (157317487) by changing a digit.

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, 61987 + ... + 64474.

It is an arithmetic number, because the mean of its divisors is an integer number (23016084).

Almost surely, 2^157317484 is an apocalyptic number.

It is an amenable number.

157317484 is a deficient number, since it is larger than the sum of its proper divisors (118875524).

157317484 is a wasteful number, since it uses less digits than its factorization.

157317484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126776 (or 126774 counting only the distinct ones).

The product of its digits is 94080, while the sum is 40.

The square root of 157317484 is about 12542.6266786507. The cubic root of 157317484 is about 539.8324628869.

The spelling of 157317484 in words is "one hundred fifty-seven million, three hundred seventeen thousand, four hundred eighty-four".