159743474 has 12 divisors (see below), whose sum is σ = 263379102. Its totient is φ = 72610560.

The previous prime is 159743471. The next prime is 159743489. The reversal of 159743474 is 474347951.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 106234249 + 53509225 = 10307^2 + 7315^2 .

It is not an unprimeable number, because it can be changed into a prime (159743471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 329807 + ... + 330290.

Almost surely, 2^159743474 is an apocalyptic number.

159743474 is a deficient number, since it is larger than the sum of its proper divisors (103635628).

159743474 is a wasteful number, since it uses less digits than its factorization.

159743474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 660121 (or 660110 counting only the distinct ones).

The product of its digits is 423360, while the sum is 44.

The square root of 159743474 is about 12638.9664925578. The cubic root of 159743474 is about 542.5932353363.

The spelling of 159743474 in words is "one hundred fifty-nine million, seven hundred forty-three thousand, four hundred seventy-four".