413540238 has 32 divisors (see below), whose sum is σ = 847669536. Its totient is φ = 134446208.

The previous prime is 413540209. The next prime is 413540297. The reversal of 413540238 is 832045314.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 51256 + ... + 58772.

It is an arithmetic number, because the mean of its divisors is an integer number (26489673).

Almost surely, 2^413540238 is an apocalyptic number.

413540238 is an abundant number, since it is smaller than the sum of its proper divisors (434129298).

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

413540238 is a wasteful number, since it uses less digits than its factorization.

413540238 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7748.

The product of its (nonzero) digits is 11520, while the sum is 30.

The square root of 413540238 is about 20335.6887761394. The cubic root of 413540238 is about 745.0279934829.

The spelling of 413540238 in words is "four hundred thirteen million, five hundred forty thousand, two hundred thirty-eight".