203134416 has 20 divisors (see below), whose sum is σ = 524764032. Its totient is φ = 67711456.

The previous prime is 203134409. The next prime is 203134433. The reversal of 203134416 is 614431302.

It is a super-2 number, since 2×203134416² = 82527181927322112, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2115936 + ... + 2116031.

Almost surely, 2^203134416 is an apocalyptic number.

It is an amenable number.

203134416 is an abundant number, since it is smaller than the sum of its proper divisors (321629616).

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

203134416 is a wasteful number, since it uses less digits than its factorization.

203134416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4231978 (or 4231972 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 203134416 is about 14252.5231450435. The cubic root of 203134416 is about 587.8427549354.

Adding to 203134416 its reverse (614431302), we get a palindrome (817565718).

The spelling of 203134416 in words is "two hundred three million, one hundred thirty-four thousand, four hundred sixteen".