1906798448 has 20 divisors (see below), whose sum is σ = 3695180160. Its totient is φ = 953203584.

The previous prime is 1906798427. The next prime is 1906798457. The reversal of 1906798448 is 8448976091.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 1906798393 and 1906798402.

It is a congruent number.

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, 98636 + ... + 116372.

It is an arithmetic number, because the mean of its divisors is an integer number (184759008).

Almost surely, 2^1906798448 is an apocalyptic number.

It is an amenable number.

1906798448 is a deficient number, since it is larger than the sum of its proper divisors (1788381712).

1906798448 is a wasteful number, since it uses less digits than its factorization.

1906798448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24464 (or 24458 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 56.

The square root of 1906798448 is about 43666.9033479591. The cubic root of 1906798448 is about 1240.0378170915.

The spelling of 1906798448 in words is "one billion, nine hundred six million, seven hundred ninety-eight thousand, four hundred forty-eight".