3550225429 has 2 divisors, whose sum is σ = 3550225430. Its totient is φ = 3550225428.

The previous prime is 3550225423. The next prime is 3550225451. The reversal of 3550225429 is 9245220553.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3388986225 + 161239204 = 58215^2 + 12698^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3550225429 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3550225423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1775112714 + 1775112715.

It is an arithmetic number, because the mean of its divisors is an integer number (1775112715).

Almost surely, 2^3550225429 is an apocalyptic number.

It is an amenable number.

3550225429 is a deficient number, since it is larger than the sum of its proper divisors (1).

3550225429 is an equidigital number, since it uses as much as digits as its factorization.

3550225429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108000, while the sum is 37.

The square root of 3550225429 is about 59583.7681671779. The cubic root of 3550225429 is about 1525.5225913345.

The spelling of 3550225429 in words is "three billion, five hundred fifty million, two hundred twenty-five thousand, four hundred twenty-nine".