140620100 has 36 divisors (see below), whose sum is σ = 307053264. Its totient is φ = 55896480.

The previous prime is 140620097. The next prime is 140620147. The reversal of 140620100 is 1026041.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11987 + ... + 20613.

Almost surely, 2^140620100 is an apocalyptic number.

140620100 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 140620100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (153526632).

140620100 is an abundant number, since it is smaller than the sum of its proper divisors (166433164).

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

140620100 is a wasteful number, since it uses less digits than its factorization.

140620100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8804 (or 8797 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 140620100 is about 11858.3346216912. The cubic root of 140620100 is about 520.0149157457.

Adding to 140620100 its reverse (1026041), we get a palindrome (141646141).

The spelling of 140620100 in words is "one hundred forty million, six hundred twenty thousand, one hundred".