1670536500 has 96 divisors (see below), whose sum is σ = 4881606912. Its totient is φ = 443920000.

The previous prime is 1670536477. The next prime is 1670536523. The reversal of 1670536500 is 56350761.

It is an interprime number because it is at equal distance from previous prime (1670536477) and next prime (1670536523).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 464710 + ... + 468290.

It is an arithmetic number, because the mean of its divisors is an integer number (50850072).

Almost surely, 2^1670536500 is an apocalyptic number.

1670536500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1670536500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2440803456).

1670536500 is an abundant number, since it is smaller than the sum of its proper divisors (3211070412).

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

1670536500 is a wasteful number, since it uses less digits than its factorization.

1670536500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3914 (or 3902 counting only the distinct ones).

The product of its (nonzero) digits is 18900, while the sum is 33.

The square root of 1670536500 is about 40872.1971516091. The cubic root of 1670536500 is about 1186.5480311410.

The spelling of 1670536500 in words is "one billion, six hundred seventy million, five hundred thirty-six thousand, five hundred".