401245104 has 40 divisors (see below), whose sum is σ = 1116286192. Its totient is φ = 123459840.

The previous prime is 401245087. The next prime is 401245109. The reversal of 401245104 is 401542104.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (401245109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 320887 + ... + 322134.

Almost surely, 2^401245104 is an apocalyptic number.

It is an amenable number.

401245104 is an abundant number, since it is smaller than the sum of its proper divisors (715041088).

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

401245104 is a wasteful number, since it uses less digits than its factorization.

401245104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 643045 (or 643039 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 401245104 is about 20031.1034144403. The cubic root of 401245104 is about 737.5700082541.

Adding to 401245104 its reverse (401542104), we get a palindrome (802787208).

The spelling of 401245104 in words is "four hundred one million, two hundred forty-five thousand, one hundred four".