406265242 has 32 divisors (see below), whose sum is σ = 631411200. Its totient is φ = 195980928.

The previous prime is 406265219. The next prime is 406265243. The reversal of 406265242 is 242562604.

It is not an unprimeable number, because it can be changed into a prime (406265243) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2348268 + ... + 2348440.

It is an arithmetic number, because the mean of its divisors is an integer number (19731600).

Almost surely, 2^406265242 is an apocalyptic number.

406265242 is a deficient number, since it is larger than the sum of its proper divisors (225145958).

406265242 is a wasteful number, since it uses less digits than its factorization.

406265242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 510.

The product of its (nonzero) digits is 23040, while the sum is 31.

The square root of 406265242 is about 20156.0224746848. The cubic root of 406265242 is about 740.6332794199.

The spelling of 406265242 in words is "four hundred six million, two hundred sixty-five thousand, two hundred forty-two".