425927045 has 4 divisors (see below), whose sum is σ = 511112460. Its totient is φ = 340741632.

The previous prime is 425927039. The next prime is 425927057. The reversal of 425927045 is 540729524.

It is a Cunningham number, because it is equal to 20638²+1.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 153313924 + 272613121 = 12382^2 + 16511^2 .

It is a cyclic number.

It is not a de Polignac number, because 425927045 - 2¹² = 425922949 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42592700 + ... + 42592709.

It is an arithmetic number, because the mean of its divisors is an integer number (127778115).

Almost surely, 2^425927045 is an apocalyptic number.

It is an amenable number.

425927045 is a deficient number, since it is larger than the sum of its proper divisors (85185415).

425927045 is an equidigital number, since it uses as much as digits as its factorization.

425927045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85185414.

The product of its (nonzero) digits is 100800, while the sum is 38.

The square root of 425927045 is about 20638.0000242272. Note that the first 4 decimals coincide. The cubic root of 425927045 is about 752.3935648553.

The spelling of 425927045 in words is "four hundred twenty-five million, nine hundred twenty-seven thousand, forty-five".