10398428 has 12 divisors (see below), whose sum is σ = 18271512. Its totient is φ = 5178000.

The previous prime is 10398419. The next prime is 10398431. The reversal of 10398428 is 82489301.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4175 + ... + 6182.

It is an arithmetic number, because the mean of its divisors is an integer number (1522626).

Almost surely, 2^10398428 is an apocalyptic number.

It is an amenable number.

10398428 is a deficient number, since it is larger than the sum of its proper divisors (7873084).

10398428 is a wasteful number, since it uses less digits than its factorization.

10398428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10612 (or 10610 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

The square root of 10398428 is about 3224.6593618551. The cubic root of 10398428 is about 218.2675781759.

The spelling of 10398428 in words is "ten million, three hundred ninety-eight thousand, four hundred twenty-eight".