330746057 has 4 divisors (see below), whose sum is σ = 338813076. Its totient is φ = 322679040.

The previous prime is 330745993. The next prime is 330746069. The reversal of 330746057 is 750647033.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 750647033 = 599 ⋅1253167.

It can be written as a sum of positive squares in 2 ways, for example, as 192071881 + 138674176 = 13859^2 + 11776^2 .

It is a cyclic number.

It is not a de Polignac number, because 330746057 - 2⁶ = 330745993 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (330746077) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4033448 + ... + 4033529.

It is an arithmetic number, because the mean of its divisors is an integer number (84703269).

Almost surely, 2^330746057 is an apocalyptic number.

It is an amenable number.

330746057 is a deficient number, since it is larger than the sum of its proper divisors (8067019).

330746057 is an equidigital number, since it uses as much as digits as its factorization.

330746057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8067018.

The product of its (nonzero) digits is 52920, while the sum is 35.

The square root of 330746057 is about 18186.4250747639. The cubic root of 330746057 is about 691.5626956572.

The spelling of 330746057 in words is "three hundred thirty million, seven hundred forty-six thousand, fifty-seven".