10258040 has 32 divisors (see below), whose sum is σ = 24857280. Its totient is φ = 3787392.

The previous prime is 10258013. The next prime is 10258057. The reversal of 10258040 is 4085201.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

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, 9344 + ... + 10383.

It is an arithmetic number, because the mean of its divisors is an integer number (776790).

Almost surely, 2^10258040 is an apocalyptic number.

10258040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10258040 is an abundant number, since it is smaller than the sum of its proper divisors (14599240).

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

10258040 is a wasteful number, since it uses less digits than its factorization.

10258040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19751 (or 19747 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 20.

The square root of 10258040 is about 3202.8175096312. The cubic root of 10258040 is about 217.2808555930.

The spelling of 10258040 in words is "ten million, two hundred fifty-eight thousand, forty".