406734146 has 64 divisors (see below), whose sum is σ = 812270592. Its totient is φ = 148165632.

The previous prime is 406734143. The next prime is 406734179. The reversal of 406734146 is 641437604.

It is not an unprimeable number, because it can be changed into a prime (406734143) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 144020 + ... + 146816.

It is an arithmetic number, because the mean of its divisors is an integer number (12691728).

Almost surely, 2^406734146 is an apocalyptic number.

406734146 is a deficient number, since it is larger than the sum of its proper divisors (405536446).

406734146 is a wasteful number, since it uses less digits than its factorization.

406734146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2883.

The product of its (nonzero) digits is 48384, while the sum is 35.

The square root of 406734146 is about 20167.6509787332. The cubic root of 406734146 is about 740.9181117138.

The spelling of 406734146 in words is "four hundred six million, seven hundred thirty-four thousand, one hundred forty-six".