425550533 has 2 divisors, whose sum is σ = 425550534. Its totient is φ = 425550532.

The previous prime is 425550529. The next prime is 425550551. The reversal of 425550533 is 335055524.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 248314564 + 177235969 = 15758^2 + 13313^2 .

It is a cyclic number.

It is not a de Polignac number, because 425550533 - 2² = 425550529 is a prime.

It is a super-2 number, since 2×425550533² = 362186512273168178, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 425550533.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (425550523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 212775266 + 212775267.

It is an arithmetic number, because the mean of its divisors is an integer number (212775267).

Almost surely, 2^425550533 is an apocalyptic number.

It is an amenable number.

425550533 is a deficient number, since it is larger than the sum of its proper divisors (1).

425550533 is an equidigital number, since it uses as much as digits as its factorization.

425550533 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 45000, while the sum is 32.

The square root of 425550533 is about 20628.8761933364. The cubic root of 425550533 is about 752.1717986136.

The spelling of 425550533 in words is "four hundred twenty-five million, five hundred fifty thousand, five hundred thirty-three".