1648202250 has 32 divisors (see below), whose sum is σ = 4113914688. Its totient is φ = 439520400.

The previous prime is 1648202243. The next prime is 1648202261. The reversal of 1648202250 is 522028461.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1098052 + ... + 1099551.

It is an arithmetic number, because the mean of its divisors is an integer number (128559834).

Almost surely, 2^1648202250 is an apocalyptic number.

1648202250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1648202250 is an abundant number, since it is smaller than the sum of its proper divisors (2465712438).

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

1648202250 is a wasteful number, since it uses less digits than its factorization.

1648202250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2197623 (or 2197613 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 30.

The square root of 1648202250 is about 40598.0572195271. The cubic root of 1648202250 is about 1181.2364349944.

The spelling of 1648202250 in words is "one billion, six hundred forty-eight million, two hundred two thousand, two hundred fifty".