747057 has 8 divisors (see below), whose sum is σ = 1001376. Its totient is φ = 495392.

The previous prime is 747053. The next prime is 747073. The reversal of 747057 is 750747.

It is a happy number.

747057 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 747057 - 2² = 747053 is a prime.

It is a super-2 number, since 2×747057² = 1116188322498, which contains 22 as substring.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (747053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 133 + ... + 1229.

It is an arithmetic number, because the mean of its divisors is an integer number (125172).

2⁷⁴⁷⁰⁵⁷ is an apocalyptic number.

It is an amenable number.

747057 is a deficient number, since it is larger than the sum of its proper divisors (254319).

747057 is a wasteful number, since it uses less digits than its factorization.

747057 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1327.

The product of its (nonzero) digits is 6860, while the sum is 30.

The square root of 747057 is about 864.3245918056. The cubic root of 747057 is about 90.7370341728.

The spelling of 747057 in words is "seven hundred forty-seven thousand, fifty-seven".