400563060 has 96 divisors (see below), whose sum is σ = 1159183872. Its totient is φ = 103286400.

The previous prime is 400563047. The next prime is 400563067. The reversal of 400563060 is 60365004.

It is a self number, because there is not a number n which added to its sum of digits gives 400563060.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (400563067) 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, 275335 + ... + 276785.

It is an arithmetic number, because the mean of its divisors is an integer number (12074832).

Almost surely, 2^400563060 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 400563060, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (579591936).

400563060 is an abundant number, since it is smaller than the sum of its proper divisors (758620812).

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

400563060 is a wasteful number, since it uses less digits than its factorization.

400563060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1613 (or 1611 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 400563060 is about 20014.0715497872. The cubic root of 400563060 is about 737.1518594323.

The spelling of 400563060 in words is "four hundred million, five hundred sixty-three thousand, sixty".