1850449768 has 16 divisors (see below), whose sum is σ = 3581516160. Its totient is φ = 895378800.

The previous prime is 1850449759. The next prime is 1850449787. The reversal of 1850449768 is 8679440581.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3730498 + ... + 3730993.

It is an arithmetic number, because the mean of its divisors is an integer number (223844760).

Almost surely, 2^1850449768 is an apocalyptic number.

It is an amenable number.

1850449768 is a deficient number, since it is larger than the sum of its proper divisors (1731066392).

1850449768 is a wasteful number, since it uses less digits than its factorization.

1850449768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7461528 (or 7461524 counting only the distinct ones).

The product of its (nonzero) digits is 1935360, while the sum is 52.

The square root of 1850449768 is about 43016.8544642678. The cubic root of 1850449768 is about 1227.7005020335.

The spelling of 1850449768 in words is "one billion, eight hundred fifty million, four hundred forty-nine thousand, seven hundred sixty-eight".