406526242 has 16 divisors (see below), whose sum is σ = 669792960. Its totient is φ = 184192272.

The previous prime is 406526233. The next prime is 406526243. The reversal of 406526242 is 242625604.

It is not an unprimeable number, because it can be changed into a prime (406526243) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 231693 + ... + 233440.

It is an arithmetic number, because the mean of its divisors is an integer number (41862060).

Almost surely, 2^406526242 is an apocalyptic number.

406526242 is a deficient number, since it is larger than the sum of its proper divisors (263266718).

406526242 is a wasteful number, since it uses less digits than its factorization.

406526242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 465177.

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

The square root of 406526242 is about 20162.4959268440. The cubic root of 406526242 is about 740.7918489825.

The spelling of 406526242 in words is "four hundred six million, five hundred twenty-six thousand, two hundred forty-two".