1252061226 has 40 divisors (see below), whose sum is σ = 3021360804. Its totient is φ = 385248960.

The previous prime is 1252061219. The next prime is 1252061231. The reversal of 1252061226 is 6221602521.

1252061226 is a `hidden beast` number, since 1 + 2 + 5 + 20 + 612 + 26 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1241505225 + 10556001 = 35235^2 + 3249^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1252061226.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 295155 + ... + 299366.

Almost surely, 2^1252061226 is an apocalyptic number.

1252061226 is an abundant number, since it is smaller than the sum of its proper divisors (1769299578).

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

1252061226 is a wasteful number, since it uses less digits than its factorization.

1252061226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 594548 (or 594539 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 1252061226 is about 35384.4771898639. The cubic root of 1252061226 is about 1077.8091234311.

Adding to 1252061226 its reverse (6221602521), we get a palindrome (7473663747).

The spelling of 1252061226 in words is "one billion, two hundred fifty-two million, sixty-one thousand, two hundred twenty-six".