1252342000 has 240 divisors, whose sum is σ = 3797381952. Its totient is φ = 395942400.

The previous prime is 1252341989. The next prime is 1252342001. The reversal of 1252342000 is 2432521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1252342001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1273509 + ... + 1274491.

Almost surely, 2^1252342000 is an apocalyptic number.

1252342000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1252342000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1898690976).

1252342000 is an abundant number, since it is smaller than the sum of its proper divisors (2545039952).

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

1252342000 is a wasteful number, since it uses less digits than its factorization.

1252342000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1033 (or 1010 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1252342000 is about 35388.4444416535. Note that the first 5 decimals coincide. The cubic root of 1252342000 is about 1077.8896834321.

Adding to 1252342000 its reverse (2432521), we get a palindrome (1254774521).

The spelling of 1252342000 in words is "one billion, two hundred fifty-two million, three hundred forty-two thousand".