10425591 has 20 divisors (see below), whose sum is σ = 16991304. Its totient is φ = 6318000.

The previous prime is 10425559. The next prime is 10425631. The reversal of 10425591 is 19552401.

10425591 is a `hidden beast` number, since 104 + 2 + 559 + 1 = 666.

It is not a de Polignac number, because 10425591 - 2⁵ = 10425559 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10425491) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 4960 + ... + 6741.

Almost surely, 2^10425591 is an apocalyptic number.

10425591 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

10425591 is a deficient number, since it is larger than the sum of its proper divisors (6565713).

10425591 is a wasteful number, since it uses less digits than its factorization.

10425591 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11724 (or 11715 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 10425591 is about 3228.8683776209. The cubic root of 10425591 is about 218.4574673674.

Adding to 10425591 its reverse (19552401), we get a palindrome (29977992).

The spelling of 10425591 in words is "ten million, four hundred twenty-five thousand, five hundred ninety-one".