830649798 has 24 divisors (see below), whose sum is σ = 1963354536. Its totient is φ = 251712000.

The previous prime is 830649797. The next prime is 830649811. The reversal of 830649798 is 897946038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (830649797) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2097403 + ... + 2097798.

It is an arithmetic number, because the mean of its divisors is an integer number (81806439).

Almost surely, 2^830649798 is an apocalyptic number.

830649798 is an abundant number, since it is smaller than the sum of its proper divisors (1132704738).

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

830649798 is a wasteful number, since it uses less digits than its factorization.

830649798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4195220 (or 4195217 counting only the distinct ones).

The product of its (nonzero) digits is 2612736, while the sum is 54.

The square root of 830649798 is about 28820.9957843236. The cubic root of 830649798 is about 940.0248212851.

The spelling of 830649798 in words is "eight hundred thirty million, six hundred forty-nine thousand, seven hundred ninety-eight".