353926949 has 2 divisors, whose sum is σ = 353926950. Its totient is φ = 353926948.

The previous prime is 353926931. The next prime is 353926957. The reversal of 353926949 is 949629353.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 245392225 + 108534724 = 15665^2 + 10418^2 .

It is a cyclic number.

It is not a de Polignac number, because 353926949 - 2¹² = 353922853 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 353926897 and 353926906.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (353926919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176963474 + 176963475.

It is an arithmetic number, because the mean of its divisors is an integer number (176963475).

Almost surely, 2^353926949 is an apocalyptic number.

It is an amenable number.

353926949 is a deficient number, since it is larger than the sum of its proper divisors (1).

353926949 is an equidigital number, since it uses as much as digits as its factorization.

353926949 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1574640, while the sum is 50.

The square root of 353926949 is about 18812.9463136426. The cubic root of 353926949 is about 707.3557324657.

The spelling of 353926949 in words is "three hundred fifty-three million, nine hundred twenty-six thousand, nine hundred forty-nine".