426039949 has 2 divisors, whose sum is σ = 426039950. Its totient is φ = 426039948.

The previous prime is 426039937. The next prime is 426039961. The reversal of 426039949 is 949930624.

It is a balanced prime because it is at equal distance from previous prime (426039937) and next prime (426039961).

It can be written as a sum of positive squares in only one way, i.e., 291897225 + 134142724 = 17085^2 + 11582^2 .

It is a cyclic number.

It is not a de Polignac number, because 426039949 - 2²¹ = 423942797 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 426039899 and 426039908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (426039919) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213019974 + 213019975.

It is an arithmetic number, because the mean of its divisors is an integer number (213019975).

Almost surely, 2^426039949 is an apocalyptic number.

It is an amenable number.

426039949 is a deficient number, since it is larger than the sum of its proper divisors (1).

426039949 is an equidigital number, since it uses as much as digits as its factorization.

426039949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 419904, while the sum is 46.

The square root of 426039949 is about 20640.7351855500. The cubic root of 426039949 is about 752.4600400409.

The spelling of 426039949 in words is "four hundred twenty-six million, thirty-nine thousand, nine hundred forty-nine".