425357677 has 4 divisors (see below), whose sum is σ = 435249760. Its totient is φ = 415465596.

The previous prime is 425357659. The next prime is 425357683. The reversal of 425357677 is 776753524.

It is a happy number.

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 425357677 - 2¹⁹ = 424833389 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 (425357627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4945977 + ... + 4946062.

It is an arithmetic number, because the mean of its divisors is an integer number (108812440).

Almost surely, 2^425357677 is an apocalyptic number.

It is an amenable number.

425357677 is a deficient number, since it is larger than the sum of its proper divisors (9892083).

425357677 is an equidigital number, since it uses as much as digits as its factorization.

425357677 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9892082.

The product of its digits is 1234800, while the sum is 46.

The square root of 425357677 is about 20624.2012451392. The cubic root of 425357677 is about 752.0581554212.

The spelling of 425357677 in words is "four hundred twenty-five million, three hundred fifty-seven thousand, six hundred seventy-seven".