196648140 has 96 divisors (see below), whose sum is σ = 602836416. Its totient is φ = 47600640.

The previous prime is 196648139. The next prime is 196648171. The reversal of 196648140 is 41846691.

It is a super-3 number, since 3×196648140³ (a number of 26 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

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, 45514 + ... + 49646.

It is an arithmetic number, because the mean of its divisors is an integer number (6279546).

Almost surely, 2^196648140 is an apocalyptic number.

196648140 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 196648140, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (301418208).

196648140 is an abundant number, since it is smaller than the sum of its proper divisors (406188276).

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

196648140 is a wasteful number, since it uses less digits than its factorization.

196648140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4219 (or 4217 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 39.

The square root of 196648140 is about 14023.1287521722. The cubic root of 196648140 is about 581.5181590733.

The spelling of 196648140 in words is "one hundred ninety-six million, six hundred forty-eight thousand, one hundred forty".