426345650 has 12 divisors (see below), whose sum is σ = 793003002. Its totient is φ = 170538240.

The previous prime is 426345649. The next prime is 426345671. The reversal of 426345650 is 56543624.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 293197129 + 133148521 = 17123^2 + 11539^2 .

It is a super-2 number, since 2×426345650² = 363541226547845000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 426345650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4263407 + ... + 4263506.

Almost surely, 2^426345650 is an apocalyptic number.

426345650 is a deficient number, since it is larger than the sum of its proper divisors (366657352).

426345650 is a wasteful number, since it uses less digits than its factorization.

426345650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8526925 (or 8526920 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 35.

The square root of 426345650 is about 20648.1391413367. The cubic root of 426345650 is about 752.6399705780.

It can be divided in two parts, 42634 and 5650, that added together give a palindrome (48284).

The spelling of 426345650 in words is "four hundred twenty-six million, three hundred forty-five thousand, six hundred fifty".