10420158 has 16 divisors (see below), whose sum is σ = 23817600. Its totient is φ = 2977176.

The previous prime is 10420153. The next prime is 10420159. The reversal of 10420158 is 85102401.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10420153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 124008 + ... + 124091.

It is an arithmetic number, because the mean of its divisors is an integer number (1488600).

Almost surely, 2^10420158 is an apocalyptic number.

10420158 is an abundant number, since it is smaller than the sum of its proper divisors (13397442).

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

10420158 is a wasteful number, since it uses less digits than its factorization.

10420158 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 248111.

The product of its (nonzero) digits is 320, while the sum is 21.

The square root of 10420158 is about 3228.0269515603. The cubic root of 10420158 is about 218.4195131434.

Adding to 10420158 its reverse (85102401), we get a palindrome (95522559).

The spelling of 10420158 in words is "ten million, four hundred twenty thousand, one hundred fifty-eight".