1244200152 has 32 divisors (see below), whose sum is σ = 3349770480. Its totient is φ = 382830720.

The previous prime is 1244200127. The next prime is 1244200193. The reversal of 1244200152 is 2510024421.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1993599 + ... + 1994222.

Almost surely, 2^1244200152 is an apocalyptic number.

1244200152 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1244200152 is an abundant number, since it is smaller than the sum of its proper divisors (2105570328).

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

1244200152 is a wasteful number, since it uses less digits than its factorization.

1244200152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3987843 (or 3987839 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 1244200152 is about 35273.2214576440. The cubic root of 1244200152 is about 1075.5487090958.

Adding to 1244200152 its reverse (2510024421), we get a palindrome (3754224573).

The spelling of 1244200152 in words is "one billion, two hundred forty-four million, two hundred thousand, one hundred fifty-two".