944546749 has 2 divisors, whose sum is σ = 944546750. Its totient is φ = 944546748.

The previous prime is 944546731. The next prime is 944546777. The reversal of 944546749 is 947645449.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 883159524 + 61387225 = 29718^2 + 7835^2 .

It is a cyclic number.

It is not a de Polignac number, because 944546749 - 2⁵ = 944546717 is a prime.

It is a super-2 number, since 2×944546749² = 1784337122092938002, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 944546696 and 944546705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (944541749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 472273374 + 472273375.

It is an arithmetic number, because the mean of its divisors is an integer number (472273375).

Almost surely, 2^944546749 is an apocalyptic number.

It is an amenable number.

944546749 is a deficient number, since it is larger than the sum of its proper divisors (1).

944546749 is an equidigital number, since it uses as much as digits as its factorization.

944546749 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4354560, while the sum is 52.

The square root of 944546749 is about 30733.4792856260. The cubic root of 944546749 is about 981.1629775883.

The spelling of 944546749 in words is "nine hundred forty-four million, five hundred forty-six thousand, seven hundred forty-nine".