425917501 has 4 divisors (see below), whose sum is σ = 426061600. Its totient is φ = 425773404.

The previous prime is 425917493. The next prime is 425917517. The reversal of 425917501 is 105719524.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 425917501 - 2³ = 425917493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425917801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67521 + ... + 73558.

It is an arithmetic number, because the mean of its divisors is an integer number (106515400).

Almost surely, 2^425917501 is an apocalyptic number.

It is an amenable number.

425917501 is a deficient number, since it is larger than the sum of its proper divisors (144099).

425917501 is a wasteful number, since it uses less digits than its factorization.

425917501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 144098.

The product of its (nonzero) digits is 12600, while the sum is 34.

The square root of 425917501 is about 20637.7687989763. The cubic root of 425917501 is about 752.3879450370.

The spelling of 425917501 in words is "four hundred twenty-five million, nine hundred seventeen thousand, five hundred one".