747373 has 4 divisors (see below), whose sum is σ = 815328. Its totient is φ = 679420.

The previous prime is 747361. The next prime is 747377. The reversal of 747373 is 373747.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-747373 is a prime.

It is a super-2 number, since 2×747373² = 1117132802258, which contains 22 as substring.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33961 + ... + 33982.

It is an arithmetic number, because the mean of its divisors is an integer number (203832).

2⁷⁴⁷³⁷³ is an apocalyptic number.

It is an amenable number.

747373 is a deficient number, since it is larger than the sum of its proper divisors (67955).

747373 is a wasteful number, since it uses less digits than its factorization.

747373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67954.

The product of its digits is 12348, while the sum is 31.

The square root of 747373 is about 864.5073741733. The cubic root of 747373 is about 90.7498260842.

It can be divided in two parts, 747 and 373, that multiplied together give a triangular number (278631 = T₇₄₆).

The spelling of 747373 in words is "seven hundred forty-seven thousand, three hundred seventy-three", and thus it is an iban number.