747630361 has 2 divisors, whose sum is σ = 747630362. Its totient is φ = 747630360.

The previous prime is 747630337. The next prime is 747630371. The reversal of 747630361 is 163036747.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 732730761 + 14899600 = 27069^2 + 3860^2 .

It is an emirp because it is prime and its reverse (163036747) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 747630361 - 2²¹ = 745533209 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 747630361.

It is not a weakly prime, because it can be changed into another prime (747630371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 373815180 + 373815181.

It is an arithmetic number, because the mean of its divisors is an integer number (373815181).

Almost surely, 2^747630361 is an apocalyptic number.

It is an amenable number.

747630361 is a deficient number, since it is larger than the sum of its proper divisors (1).

747630361 is an equidigital number, since it uses as much as digits as its factorization.

747630361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 747630361 is about 27342.8301570997. The cubic root of 747630361 is about 907.6024158207.

The spelling of 747630361 in words is "seven hundred forty-seven million, six hundred thirty thousand, three hundred sixty-one".