173294940 has 192 divisors, whose sum is σ = 632669184. Its totient is φ = 34394112.

The previous prime is 173294899. The next prime is 173294941. The reversal of 173294940 is 49492371.

It is a super-2 number, since 2×173294940² = 60062272459207200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173294941) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 91887 + ... + 93753.

It is an arithmetic number, because the mean of its divisors is an integer number (3295152).

Almost surely, 2^173294940 is an apocalyptic number.

173294940 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 173294940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (316334592).

173294940 is an abundant number, since it is smaller than the sum of its proper divisors (459374244).

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

173294940 is a wasteful number, since it uses less digits than its factorization.

173294940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1916 (or 1914 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 39.

The square root of 173294940 is about 13164.1535998331. The cubic root of 173294940 is about 557.5219373753.

The spelling of 173294940 in words is "one hundred seventy-three million, two hundred ninety-four thousand, nine hundred forty".