425560078 has 16 divisors (see below), whose sum is σ = 656092800. Its totient is φ = 206906616.

The previous prime is 425560073. The next prime is 425560087. The reversal of 425560078 is 870065524.

It is a happy number.

It is a super-2 number, since 2×425560078² = 362202759974732168, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425560073) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8623 + ... + 30421.

It is an arithmetic number, because the mean of its divisors is an integer number (41005800).

Almost surely, 2^425560078 is an apocalyptic number.

425560078 is a deficient number, since it is larger than the sum of its proper divisors (230532722).

425560078 is a wasteful number, since it uses less digits than its factorization.

425560078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22071.

The product of its (nonzero) digits is 67200, while the sum is 37.

The square root of 425560078 is about 20629.1075424993. The cubic root of 425560078 is about 752.1774222514.

The spelling of 425560078 in words is "four hundred twenty-five million, five hundred sixty thousand, seventy-eight".