173049540 has 48 divisors (see below), whose sum is σ = 486870720. Its totient is φ = 45924480.

The previous prime is 173049523. The next prime is 173049563. The reversal of 173049540 is 45940371.

It is a super-2 number, since 2×173049540² = 59892286588423200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5826 + ... + 19494.

It is an arithmetic number, because the mean of its divisors is an integer number (10143140).

Almost surely, 2^173049540 is an apocalyptic number.

173049540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

173049540 is an abundant number, since it is smaller than the sum of its proper divisors (313821180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

173049540 is a wasteful number, since it uses less digits than its factorization.

173049540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13892 (or 13890 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 173049540 is about 13154.8295313926. The cubic root of 173049540 is about 557.2586472967.

The spelling of 173049540 in words is "one hundred seventy-three million, forty-nine thousand, five hundred forty".