1403252250 has 64 divisors (see below), whose sum is σ = 3708581760. Its totient is φ = 352185600.

The previous prime is 1403252243. The next prime is 1403252297. The reversal of 1403252250 is 522523041.

It is a self number, because there is not a number n which added to its sum of digits gives 1403252250.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42280 + ... + 67779.

It is an arithmetic number, because the mean of its divisors is an integer number (57946590).

Almost surely, 2^1403252250 is an apocalyptic number.

1403252250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1403252250 is an abundant number, since it is smaller than the sum of its proper divisors (2305329510).

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

1403252250 is a wasteful number, since it uses less digits than its factorization.

1403252250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110096 (or 110086 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 1403252250 is about 37460.0086759200. The cubic root of 1403252250 is about 1119.5545236233.

Adding to 1403252250 its reverse (522523041), we get a palindrome (1925775291).

The spelling of 1403252250 in words is "one billion, four hundred three million, two hundred fifty-two thousand, two hundred fifty".