425555530 has 16 divisors (see below), whose sum is σ = 769852800. Its totient is φ = 169366032.

The previous prime is 425555519. The next prime is 425555539. The reversal of 425555530 is 35555524.

It is a super-2 number, since 2×425555530² = 362195018227161800, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (425555539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104934 + ... + 108913.

It is an arithmetic number, because the mean of its divisors is an integer number (48115800).

Almost surely, 2^425555530 is an apocalyptic number.

425555530 is a deficient number, since it is larger than the sum of its proper divisors (344297270).

425555530 is a wasteful number, since it uses less digits than its factorization.

425555530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214053.

The product of its (nonzero) digits is 75000, while the sum is 34.

The square root of 425555530 is about 20628.9973096125. The cubic root of 425555530 is about 752.1747427119.

The spelling of 425555530 in words is "four hundred twenty-five million, five hundred fifty-five thousand, five hundred thirty".