744172 has 24 divisors (see below), whose sum is σ = 1531152. Its totient is φ = 312000.

The previous prime is 744137. The next prime is 744179. The reversal of 744172 is 271447.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (744179) by changing a digit.

744172 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79 + ... + 1222.

It is an arithmetic number, because the mean of its divisors is an integer number (63798).

2⁷⁴⁴¹⁷² is an apocalyptic number.

It is an amenable number.

744172 is an abundant number, since it is smaller than the sum of its proper divisors (786980).

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

744172 is a wasteful number, since it uses less digits than its factorization.

744172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1329 (or 1327 counting only the distinct ones).

The product of its digits is 1568, while the sum is 25.

The square root of 744172 is about 862.6540442147. The cubic root of 744172 is about 90.6200801134.

The spelling of 744172 in words is "seven hundred forty-four thousand, one hundred seventy-two", and thus it is an iban number.