208535030 has 24 divisors (see below), whose sum is σ = 412591536. Its totient is φ = 75830480.

The previous prime is 208535029. The next prime is 208535057. The reversal of 208535030 is 30535802.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 84962 + ... + 87381.

It is an arithmetic number, because the mean of its divisors is an integer number (17191314).

Almost surely, 2^208535030 is an apocalyptic number.

208535030 is a deficient number, since it is larger than the sum of its proper divisors (204056506).

208535030 is a wasteful number, since it uses less digits than its factorization.

208535030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172372 (or 172361 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 208535030 is about 14440.7420169464. The cubic root of 208535030 is about 593.0067993158.

The spelling of 208535030 in words is "two hundred eight million, five hundred thirty-five thousand, thirty".