10428667 has 4 divisors (see below), whose sum is σ = 11042136. Its totient is φ = 9815200.

The previous prime is 10428653. The next prime is 10428697. The reversal of 10428667 is 76682401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 76682401 = 5981 ⋅12821.

It is a cyclic number.

It is not a de Polignac number, because 10428667 - 2¹⁵ = 10395899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10428697) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306709 + ... + 306742.

It is an arithmetic number, because the mean of its divisors is an integer number (2760534).

Almost surely, 2^10428667 is an apocalyptic number.

10428667 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

10428667 is a deficient number, since it is larger than the sum of its proper divisors (613469).

10428667 is an equidigital number, since it uses as much as digits as its factorization.

10428667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 613468.

The product of its (nonzero) digits is 16128, while the sum is 34.

The square root of 10428667 is about 3229.3446703627. The cubic root of 10428667 is about 218.4789500534.

The spelling of 10428667 in words is "ten million, four hundred twenty-eight thousand, six hundred sixty-seven".