406645014 has 32 divisors (see below), whose sum is σ = 850235904. Its totient is φ = 129412800.

The previous prime is 406645013. The next prime is 406645021. The reversal of 406645014 is 410546604.

It is a super-2 number, since 2×406645014² = 330720334822120392, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (406645013) 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, 80487 + ... + 85389.

It is an arithmetic number, because the mean of its divisors is an integer number (26569872).

Almost surely, 2^406645014 is an apocalyptic number.

406645014 is an abundant number, since it is smaller than the sum of its proper divisors (443590890).

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

406645014 is a wasteful number, since it uses less digits than its factorization.

406645014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5532.

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

The square root of 406645014 is about 20165.4410812162. The cubic root of 406645014 is about 740.8639859920.

The spelling of 406645014 in words is "four hundred six million, six hundred forty-five thousand, fourteen".