It is a sphenic number, since it is the product of 3 distinct primes.
10140402 is an admirable number.
It is an unprimeable number.
Almost surely, 210140402 is an apocalyptic number.
10140402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
10140402 is a wasteful number, since it uses less digits than its factorization.
10140402 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1690072.
The square root of 10140402 is about 3184.3997864590. The cubic root of 10140402 is about 216.4470764042.
Adding to 10140402 its reverse (20404101), we get a palindrome (30544503).
The spelling of 10140402 in words is "ten million, one hundred forty thousand, four hundred two".