400201010 has 32 divisors (see below), whose sum is σ = 811206144. Its totient is φ = 140832000.

The previous prime is 400201001. The next prime is 400201057. The reversal of 400201010 is 10102004.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 55271 + ... + 62090.

It is an arithmetic number, because the mean of its divisors is an integer number (25350192).

Almost surely, 2^400201010 is an apocalyptic number.

400201010 is an abundant number, since it is smaller than the sum of its proper divisors (411005134).

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

400201010 is a wasteful number, since it uses less digits than its factorization.

400201010 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117410.

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 400201010 is about 20005.0246188301. The cubic root of 400201010 is about 736.9297002550.

Adding to 400201010 its reverse (10102004), we get a palindrome (410303014).

The spelling of 400201010 in words is "four hundred million, two hundred one thousand, ten".