401411502 has 24 divisors (see below), whose sum is σ = 907539984. Its totient is φ = 127986144.

The previous prime is 401411501. The next prime is 401411509. The reversal of 401411502 is 205114104.

It is a super-2 number, since 2×401411502² = 322262387875792008, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401411501) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 484383 + ... + 485210.

It is an arithmetic number, because the mean of its divisors is an integer number (37814166).

Almost surely, 2^401411502 is an apocalyptic number.

401411502 is an abundant number, since it is smaller than the sum of its proper divisors (506128482).

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

401411502 is a wasteful number, since it uses less digits than its factorization.

401411502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969624 (or 969621 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 401411502 is about 20035.2564745251. The cubic root of 401411502 is about 737.6719519383.

Adding to 401411502 its reverse (205114104), we get a palindrome (606525606).

The spelling of 401411502 in words is "four hundred one million, four hundred eleven thousand, five hundred two".