10426840 has 16 divisors (see below), whose sum is σ = 23460480. Its totient is φ = 4170720.

The previous prime is 10426783. The next prime is 10426861. The reversal of 10426840 is 4862401.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 130296 + ... + 130375.

It is an arithmetic number, because the mean of its divisors is an integer number (1466280).

Almost surely, 2^10426840 is an apocalyptic number.

10426840 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10426840 is an abundant number, since it is smaller than the sum of its proper divisors (13033640).

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

10426840 is a wasteful number, since it uses less digits than its factorization.

10426840 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260682 (or 260678 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 25.

The square root of 10426840 is about 3229.0617832429. The cubic root of 10426840 is about 218.4661908531.

The spelling of 10426840 in words is "ten million, four hundred twenty-six thousand, eight hundred forty".