401520114 has 24 divisors (see below), whose sum is σ = 870329772. Its totient is φ = 133783200.

The previous prime is 401520113. The next prime is 401520143. The reversal of 401520114 is 411025104.

It can be written as a sum of positive squares in 2 ways, for example, as 355511025 + 46009089 = 18855^2 + 6783^2 .

It is a super-2 number, since 2×401520114² = 322436803893145992, which contains 22 as substring.

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

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (401520113) 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, 76164 + ... + 81264.

Almost surely, 2^401520114 is an apocalyptic number.

401520114 is an abundant number, since it is smaller than the sum of its proper divisors (468809658).

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

401520114 is a wasteful number, since it uses less digits than its factorization.

401520114 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9482 (or 9479 counting only the distinct ones).

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

The square root of 401520114 is about 20037.9668130277. The cubic root of 401520114 is about 737.7384778522.

Adding to 401520114 its reverse (411025104), we get a palindrome (812545218).

The spelling of 401520114 in words is "four hundred one million, five hundred twenty thousand, one hundred fourteen".