425872757 has 4 divisors (see below), whose sum is σ = 426357036. Its totient is φ = 425388480.

The previous prime is 425872739. The next prime is 425872789. The reversal of 425872757 is 757278524.

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 134351281 + 291521476 = 11591^2 + 17074^2 .

It is a cyclic number.

It is not a de Polignac number, because 425872757 - 2⁶ = 425872693 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 (425872717) 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, 240818 + ... + 242579.

It is an arithmetic number, because the mean of its divisors is an integer number (106589259).

Almost surely, 2^425872757 is an apocalyptic number.

It is an amenable number.

425872757 is a deficient number, since it is larger than the sum of its proper divisors (484279).

425872757 is an equidigital number, since it uses as much as digits as its factorization.

425872757 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 484278.

The product of its digits is 1097600, while the sum is 47.

The square root of 425872757 is about 20636.6847385911. The cubic root of 425872757 is about 752.3615971918.

The spelling of 425872757 in words is "four hundred twenty-five million, eight hundred seventy-two thousand, seven hundred fifty-seven".