140803650 has 192 divisors, whose sum is σ = 427472640. Its totient is φ = 33868800.

The previous prime is 140803633. The next prime is 140803651. The reversal of 140803650 is 56308041.

140803650 is a `hidden beast` number, since 1 + 4 + 0 + 8 + 0 + 3 + 650 = 666.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (140803651) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1245994 + ... + 1246106.

It is an arithmetic number, because the mean of its divisors is an integer number (2226420).

Almost surely, 2^140803650 is an apocalyptic number.

140803650 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 140803650, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (213736320).

140803650 is an abundant number, since it is smaller than the sum of its proper divisors (286668990).

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

140803650 is a wasteful number, since it uses less digits than its factorization.

140803650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 140803650 is about 11866.0713801999. The cubic root of 140803650 is about 520.2410741172.

The spelling of 140803650 in words is "one hundred forty million, eight hundred three thousand, six hundred fifty".