401243010 has 128 divisors (see below), whose sum is σ = 1182449664. Its totient is φ = 85048320.

The previous prime is 401242979. The next prime is 401243021. The reversal of 401243010 is 10342104.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

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 63 ways as a sum of consecutive naturals, for example, 252679 + ... + 254261.

It is an arithmetic number, because the mean of its divisors is an integer number (9237888).

Almost surely, 2^401243010 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 401243010, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (591224832).

401243010 is an abundant number, since it is smaller than the sum of its proper divisors (781206654).

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

401243010 is a wasteful number, since it uses less digits than its factorization.

401243010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1688.

The product of its (nonzero) digits is 96, while the sum is 15.

The square root of 401243010 is about 20031.0511456588. The cubic root of 401243010 is about 737.5687251861.

Adding to 401243010 its reverse (10342104), we get a palindrome (411585114).

It can be divided in two parts, 40124 and 3010, that added together give a palindrome (43134).

The spelling of 401243010 in words is "four hundred one million, two hundred forty-three thousand, ten".