880044749 has 2 divisors, whose sum is σ = 880044750. Its totient is φ = 880044748.

The previous prime is 880044733. The next prime is 880044757. The reversal of 880044749 is 947440088.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 818532100 + 61512649 = 28610^2 + 7843^2 .

It is a cyclic number.

It is not a de Polignac number, because 880044749 - 2⁴ = 880044733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (880044349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 440022374 + 440022375.

It is an arithmetic number, because the mean of its divisors is an integer number (440022375).

Almost surely, 2^880044749 is an apocalyptic number.

It is an amenable number.

880044749 is a deficient number, since it is larger than the sum of its proper divisors (1).

880044749 is an equidigital number, since it uses as much as digits as its factorization.

880044749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 880044749 is about 29665.5481830355. The cubic root of 880044749 is about 958.3002144135.

The spelling of 880044749 in words is "eight hundred eighty million, forty-four thousand, seven hundred forty-nine".