1252426502 has 16 divisors (see below), whose sum is σ = 1924495872. Its totient is φ = 611089920.

The previous prime is 1252426481. The next prime is 1252426507. The reversal of 1252426502 is 2056242521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252426507) 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, 24923 + ... + 55910.

It is an arithmetic number, because the mean of its divisors is an integer number (120280992).

Almost surely, 2^1252426502 is an apocalyptic number.

1252426502 is a deficient number, since it is larger than the sum of its proper divisors (672069370).

1252426502 is a wasteful number, since it uses less digits than its factorization.

1252426502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81023.

The product of its (nonzero) digits is 9600, while the sum is 29.

The square root of 1252426502 is about 35389.6383423171. The cubic root of 1252426502 is about 1077.9139264864.

The spelling of 1252426502 in words is "one billion, two hundred fifty-two million, four hundred twenty-six thousand, five hundred two".