425250135 has 16 divisors (see below), whose sum is σ = 756000480. Its totient is φ = 226800000.

The previous prime is 425250131. The next prime is 425250149. The reversal of 425250135 is 531052524.

It is a happy number.

425250135 is a `hidden beast` number, since 4 + 2 + 525 + 0 + 135 = 666.

It is not a de Polignac number, because 425250135 - 2² = 425250131 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a junction number, because it is equal to n+sod(n) for n = 425250099 and 425250108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425250131) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1574866 + ... + 1575135.

It is an arithmetic number, because the mean of its divisors is an integer number (47250030).

Almost surely, 2^425250135 is an apocalyptic number.

425250135 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

425250135 is a deficient number, since it is larger than the sum of its proper divisors (330750345).

425250135 is a wasteful number, since it uses less digits than its factorization.

425250135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3150015 (or 3150009 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 425250135 is about 20621.5939005694. The cubic root of 425250135 is about 751.9947698208.

The spelling of 425250135 in words is "four hundred twenty-five million, two hundred fifty thousand, one hundred thirty-five".