100402402 has 8 divisors (see below), whose sum is σ = 150893136. Its totient is φ = 50104692.

The previous prime is 100402369. The next prime is 100402409. The reversal of 100402402 is 204204001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (100402409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 46948 + ... + 49039.

It is an arithmetic number, because the mean of its divisors is an integer number (18861642).

Almost surely, 2^100402402 is an apocalyptic number.

100402402 is a deficient number, since it is larger than the sum of its proper divisors (50490734).

100402402 is an equidigital number, since it uses as much as digits as its factorization.

100402402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 96512.

The product of its (nonzero) digits is 64, while the sum is 13.

The square root of 100402402 is about 10020.0998997016. The cubic root of 100402402 is about 464.7806449884.

Adding to 100402402 its reverse (204204001), we get a palindrome (304606403).

The spelling of 100402402 in words is "one hundred million, four hundred two thousand, four hundred two".