1798670610 has 320 divisors, whose sum is σ = 5630321664. Its totient is φ = 407721600.

The previous prime is 1798670569. The next prime is 1798670639. The reversal of 1798670610 is 160768971.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 159 ways as a sum of consecutive naturals, for example, 13730245 + ... + 13730375.

Almost surely, 2^1798670610 is an apocalyptic number.

1798670610 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 1798670610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2815160832).

1798670610 is an abundant number, since it is smaller than the sum of its proper divisors (3831651054).

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

1798670610 is a wasteful number, since it uses less digits than its factorization.

1798670610 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251 (or 242 counting only the distinct ones).

The product of its (nonzero) digits is 127008, while the sum is 45.

The square root of 1798670610 is about 42410.7369660090. The cubic root of 1798670610 is about 1216.1408580083.

The spelling of 1798670610 in words is "one billion, seven hundred ninety-eight million, six hundred seventy thousand, six hundred ten".