10499021 has 8 divisors (see below), whose sum is σ = 11450880. Its totient is φ = 9567792.

The previous prime is 10498997. The next prime is 10499029. The reversal of 10499021 is 12099401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-10499021 is a prime.

It is a super-2 number, since 2×10499021² = 220458883916882, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10499029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4085 + ... + 6138.

It is an arithmetic number, because the mean of its divisors is an integer number (1431360).

Almost surely, 2^10499021 is an apocalyptic number.

It is an amenable number.

10499021 is a deficient number, since it is larger than the sum of its proper divisors (951859).

10499021 is a wasteful number, since it uses less digits than its factorization.

10499021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10315.

The product of its (nonzero) digits is 648, while the sum is 26.

The square root of 10499021 is about 3240.2192827029. The cubic root of 10499021 is about 218.9691511492.

The spelling of 10499021 in words is "ten million, four hundred ninety-nine thousand, twenty-one".