206252004 has 24 divisors (see below), whose sum is σ = 550005568. Its totient is φ = 58929120.

The previous prime is 206251979. The next prime is 206252047. The reversal of 206252004 is 400252602.

206252004 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

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, 1227607 + ... + 1227774.

Almost surely, 2^206252004 is an apocalyptic number.

It is an amenable number.

206252004 is an abundant number, since it is smaller than the sum of its proper divisors (343753564).

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

206252004 is a wasteful number, since it uses less digits than its factorization.

206252004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2455395 (or 2455393 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 206252004 is about 14361.4763865001. The cubic root of 206252004 is about 590.8347888099.

The spelling of 206252004 in words is "two hundred six million, two hundred fifty-two thousand, four".