402124104 has 48 divisors (see below), whose sum is σ = 1112267520. Its totient is φ = 131188320.

The previous prime is 402124067. The next prime is 402124109. The reversal of 402124104 is 401421204.

402124104 is a `hidden beast` number, since 40 + 212 + 410 + 4 = 666.

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

It is not an unprimeable number, because it can be changed into a prime (402124109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56032 + ... + 62799.

It is an arithmetic number, because the mean of its divisors is an integer number (23172240).

Almost surely, 2^402124104 is an apocalyptic number.

It is an amenable number.

402124104 is an abundant number, since it is smaller than the sum of its proper divisors (710143416).

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

402124104 is a wasteful number, since it uses less digits than its factorization.

402124104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118890 (or 118883 counting only the distinct ones).

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

The square root of 402124104 is about 20053.0322894070. The cubic root of 402124104 is about 738.1082089552.

Adding to 402124104 its reverse (401421204), we get a palindrome (803545308).

The spelling of 402124104 in words is "four hundred two million, one hundred twenty-four thousand, one hundred four".