400462260 has 96 divisors (see below), whose sum is σ = 1227792384. Its totient is φ = 96720000.

The previous prime is 400462253. The next prime is 400462261. The reversal of 400462260 is 62264004.

It is a self number, because there is not a number n which added to its sum of digits gives 400462260.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400462261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204285 + ... + 206235.

It is an arithmetic number, because the mean of its divisors is an integer number (12789504).

Almost surely, 2^400462260 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 400462260, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (613896192).

400462260 is an abundant number, since it is smaller than the sum of its proper divisors (827330124).

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

400462260 is a wasteful number, since it uses less digits than its factorization.

400462260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2285 (or 2283 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 400462260 is about 20011.5531631106. The cubic root of 400462260 is about 737.0900205289.

The spelling of 400462260 in words is "four hundred million, four hundred sixty-two thousand, two hundred sixty".