208140960 has 48 divisors (see below), whose sum is σ = 655645536. Its totient is φ = 55504128.

The previous prime is 208140937. The next prime is 208140983. The reversal of 208140960 is 69041802.

It is an interprime number because it is at equal distance from previous prime (208140937) and next prime (208140983).

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 216334 + ... + 217293.

It is an arithmetic number, because the mean of its divisors is an integer number (13659282).

Almost surely, 2^208140960 is an apocalyptic number.

208140960 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

208140960 is an abundant number, since it is smaller than the sum of its proper divisors (447504576).

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

208140960 is a wasteful number, since it uses less digits than its factorization.

208140960 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 433645 (or 433637 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 30.

The square root of 208140960 is about 14427.0911829100. The cubic root of 208140960 is about 592.6330275110.

The spelling of 208140960 in words is "two hundred eight million, one hundred forty thousand, nine hundred sixty".