203269140 has 72 divisors (see below), whose sum is σ = 617748768. Its totient is φ = 54102720.

The previous prime is 203269123. The next prime is 203269159. The reversal of 203269140 is 41962302.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 174199 + ... + 175361.

It is an arithmetic number, because the mean of its divisors is an integer number (8579844).

Almost surely, 2^203269140 is an apocalyptic number.

203269140 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

203269140 is an abundant number, since it is smaller than the sum of its proper divisors (414479628).

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

203269140 is a wasteful number, since it uses less digits than its factorization.

203269140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2149 (or 2144 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 203269140 is about 14257.2486826877. The cubic root of 203269140 is about 587.9726837234.

The spelling of 203269140 in words is "two hundred three million, two hundred sixty-nine thousand, one hundred forty".