104421402 has 24 divisors (see below), whose sum is σ = 234049140. Its totient is φ = 33606720.

The previous prime is 104421389. The next prime is 104421479. The reversal of 104421402 is 204124401.

It can be written as a sum of positive squares in 2 ways, for example, as 101425041 + 2996361 = 10071^2 + 1731^2 .

It is a super-3 number, since 3×104421402³ (a number of 25 digits) contains 333 as substring.

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

104421402 is a modest number, since divided by 21402 gives 1044 as remainder.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 99499 + ... + 100542.

Almost surely, 2^104421402 is an apocalyptic number.

104421402 is an abundant number, since it is smaller than the sum of its proper divisors (129627738).

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

104421402 is a wasteful number, since it uses less digits than its factorization.

104421402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200078 (or 200075 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 104421402 is about 10218.6790731483. The cubic root of 104421402 is about 470.9012464197.

Adding to 104421402 its reverse (204124401), we get a palindrome (308545803).

The spelling of 104421402 in words is "one hundred four million, four hundred twenty-one thousand, four hundred two".