10399574 has 16 divisors (see below), whose sum is σ = 16988400. Its totient is φ = 4755744.

The previous prime is 10399573. The next prime is 10399619. The reversal of 10399574 is 47599301.

It is a happy number.

It is a super-2 number, since 2×10399574² = 216302278762952, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10399573) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3617 + ... + 5820.

It is an arithmetic number, because the mean of its divisors is an integer number (1061775).

Almost surely, 2^10399574 is an apocalyptic number.

10399574 is a deficient number, since it is larger than the sum of its proper divisors (6588826).

10399574 is a wasteful number, since it uses less digits than its factorization.

10399574 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9487.

The product of its (nonzero) digits is 34020, while the sum is 38.

The square root of 10399574 is about 3224.8370501469. The cubic root of 10399574 is about 218.2755962294.

The spelling of 10399574 in words is "ten million, three hundred ninety-nine thousand, five hundred seventy-four".