203464066 has 16 divisors (see below), whose sum is σ = 329583744. Its totient is φ = 93646224.

The previous prime is 203464013. The next prime is 203464123. The reversal of 203464066 is 660464302.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1120 + ... + 20203.

It is an arithmetic number, because the mean of its divisors is an integer number (20598984).

Almost surely, 2^203464066 is an apocalyptic number.

203464066 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

203464066 is a deficient number, since it is larger than the sum of its proper divisors (126119678).

203464066 is a wasteful number, since it uses less digits than its factorization.

203464066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21705.

The product of its (nonzero) digits is 20736, while the sum is 31.

The square root of 203464066 is about 14264.0830760340. The cubic root of 203464066 is about 588.1605701666.

The spelling of 203464066 in words is "two hundred three million, four hundred sixty-four thousand, sixty-six".