1252424022 has 16 divisors (see below), whose sum is σ = 2509775280. Its totient is φ = 416653472.

The previous prime is 1252424009. The next prime is 1252424027. The reversal of 1252424022 is 2204242521.

It is a junction number, because it is equal to n+sod(n) for n = 1252423983 and 1252424001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252424027) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 201993 + ... + 208100.

It is an arithmetic number, because the mean of its divisors is an integer number (156860955).

Almost surely, 2^1252424022 is an apocalyptic number.

1252424022 is an abundant number, since it is smaller than the sum of its proper divisors (1257351258).

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

1252424022 is a wasteful number, since it uses less digits than its factorization.

1252424022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410607.

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1252424022 is about 35389.6033037953. The cubic root of 1252424022 is about 1077.9132150066.

Adding to 1252424022 its reverse (2204242521), we get a palindrome (3456666543).

The spelling of 1252424022 in words is "one billion, two hundred fifty-two million, four hundred twenty-four thousand, twenty-two".