10190402 has 4 divisors (see below), whose sum is σ = 15285606. Its totient is φ = 5095200.

The previous prime is 10190381. The next prime is 10190419. The reversal of 10190402 is 20409101.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 20409101 = 4001 ⋅5101.

It can be written as a sum of positive squares in only one way, i.e., 10182481 + 7921 = 3191^2 + 89^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 2547599 + ... + 2547602.

Almost surely, 2^10190402 is an apocalyptic number.

10190402 is a deficient number, since it is larger than the sum of its proper divisors (5095204).

10190402 is an equidigital number, since it uses as much as digits as its factorization.

10190402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5095203.

The product of its (nonzero) digits is 72, while the sum is 17.

The square root of 10190402 is about 3192.2409056962. The cubic root of 10190402 is about 216.8022436145.

Adding to 10190402 its reverse (20409101), we get a palindrome (30599503).

The spelling of 10190402 in words is "ten million, one hundred ninety thousand, four hundred two".