425540026 has 16 divisors (see below), whose sum is σ = 671151240. Its totient is φ = 202063680.

The previous prime is 425540023. The next prime is 425540051. The reversal of 425540026 is 620045524.

It can be written as a sum of positive squares in 4 ways, for example, as 153784801 + 271755225 = 12401^2 + 16485^2 .

It is a junction number, because it is equal to n+sod(n) for n = 425539976 and 425540003.

It is not an unprimeable number, because it can be changed into a prime (425540023) 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 7 ways as a sum of consecutive naturals, for example, 56601 + ... + 63676.

Almost surely, 2^425540026 is an apocalyptic number.

425540026 is a deficient number, since it is larger than the sum of its proper divisors (245611214).

425540026 is a wasteful number, since it uses less digits than its factorization.

425540026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120369.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 425540026 is about 20628.6215244742. The cubic root of 425540026 is about 752.1656080961.

The spelling of 425540026 in words is "four hundred twenty-five million, five hundred forty thousand, twenty-six".