406907802 has 48 divisors (see below), whose sum is σ = 1016533440. Its totient is φ = 115226496.

The previous prime is 406907797. The next prime is 406907807. The reversal of 406907802 is 208709604.

It is an interprime number because it is at equal distance from previous prime (406907797) and next prime (406907807).

It is not an unprimeable number, because it can be changed into a prime (406907807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 52 + ... + 28527.

It is an arithmetic number, because the mean of its divisors is an integer number (21177780).

Almost surely, 2^406907802 is an apocalyptic number.

406907802 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 406907802, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (508266720).

406907802 is an abundant number, since it is smaller than the sum of its proper divisors (609625638).

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

406907802 is a wasteful number, since it uses less digits than its factorization.

406907802 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28707 (or 28704 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 406907802 is about 20171.9558298148. The cubic root of 406907802 is about 741.0235422266.

The spelling of 406907802 in words is "four hundred six million, nine hundred seven thousand, eight hundred two".