10420992 has 54 divisors (see below), whose sum is σ = 30052932. Its totient is φ = 3472896.

The previous prime is 10420961. The next prime is 10420997. The reversal of 10420992 is 29902401.

It is not an unprimeable number, because it can be changed into a prime (10420997) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 43 + ... + 4565.

Almost surely, 2^10420992 is an apocalyptic number.

10420992 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10420992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15026466).

10420992 is an abundant number, since it is smaller than the sum of its proper divisors (19631940).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

10420992 is an equidigital number, since it uses as much as digits as its factorization.

10420992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4545 (or 4528 counting only the distinct ones).

The product of its (nonzero) digits is 1296, while the sum is 27.

The square root of 10420992 is about 3228.1561300532. The cubic root of 10420992 is about 218.4253402148.

The spelling of 10420992 in words is "ten million, four hundred twenty thousand, nine hundred ninety-two".