4449148250 has 32 divisors (see below), whose sum is σ = 8553926160. Its totient is φ = 1731556800.

The previous prime is 4449148247. The next prime is 4449148337. The reversal of 4449148250 is 528419444.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 1108423849 + 3340724401 = 33293^2 + 57799^2 .

It is a junction number, because it is equal to n+sod(n) for n = 4449148198 and 4449148207.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231245 + ... + 249744.

Almost surely, 2^4449148250 is an apocalyptic number.

4449148250 is a deficient number, since it is larger than the sum of its proper divisors (4104777910).

4449148250 is a wasteful number, since it uses less digits than its factorization.

4449148250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 481043 (or 481033 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 41.

The square root of 4449148250 is about 66701.9358789533. The cubic root of 4449148250 is about 1644.7212074842.

The spelling of 4449148250 in words is "four billion, four hundred forty-nine million, one hundred forty-eight thousand, two hundred fifty".