10399436 has 6 divisors (see below), whose sum is σ = 18199020. Its totient is φ = 5199716.

The previous prime is 10399423. The next prime is 10399439. The reversal of 10399436 is 63499301.

It is a junction number, because it is equal to n+sod(n) for n = 10399396 and 10399405.

It is not an unprimeable number, because it can be changed into a prime (10399439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1299926 + ... + 1299933.

It is an arithmetic number, because the mean of its divisors is an integer number (3033170).

Almost surely, 2^10399436 is an apocalyptic number.

It is an amenable number.

10399436 is a deficient number, since it is larger than the sum of its proper divisors (7799584).

10399436 is a wasteful number, since it uses less digits than its factorization.

10399436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2599863 (or 2599861 counting only the distinct ones).

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 10399436 is about 3224.8156536460. The cubic root of 10399436 is about 218.2746307359.

The spelling of 10399436 in words is "ten million, three hundred ninety-nine thousand, four hundred thirty-six".