740572 has 12 divisors (see below), whose sum is σ = 1481200. Its totient is φ = 317376.

The previous prime is 740561. The next prime is 740581. The reversal of 740572 is 275047.

740572 is an admirable number.

It is an Ulam number.

It is a plaindrome in base 9.

It is a congruent number.

It is an unprimeable number.

740572 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13197 + ... + 13252.

2⁷⁴⁰⁵⁷² is an apocalyptic number.

It is an amenable number.

740572 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

740572 is a wasteful number, since it uses less digits than its factorization.

740572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26460 (or 26458 counting only the distinct ones).

The product of its (nonzero) digits is 1960, while the sum is 25.

The square root of 740572 is about 860.5649307286. The cubic root of 740572 is about 90.4737162055.

The spelling of 740572 in words is "seven hundred forty thousand, five hundred seventy-two".