1252225026 has 24 divisors (see below), whose sum is σ = 2921858940. Its totient is φ = 385299936.

The previous prime is 1252224997. The next prime is 1252225081. The reversal of 1252225026 is 6205222521.

It can be written as a sum of positive squares in 2 ways, for example, as 1249551801 + 2673225 = 35349^2 + 1635^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2675461 + ... + 2675928.

Almost surely, 2^1252225026 is an apocalyptic number.

1252225026 is an abundant number, since it is smaller than the sum of its proper divisors (1669633914).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1252225026 is a wasteful number, since it uses less digits than its factorization.

1252225026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5351410 (or 5351407 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

The square root of 1252225026 is about 35386.7916884252. The cubic root of 1252225026 is about 1077.8561225800.

Adding to 1252225026 its reverse (6205222521), we get a palindrome (7457447547).

The spelling of 1252225026 in words is "one billion, two hundred fifty-two million, two hundred twenty-five thousand, twenty-six".