425243236 has 48 divisors (see below), whose sum is σ = 861864192. Its totient is φ = 181440000.

The previous prime is 425243233. The next prime is 425243239. The reversal of 425243236 is 632342524.

It is an interprime number because it is at equal distance from previous prime (425243233) and next prime (425243239).

It is a junction number, because it is equal to n+sod(n) for n = 425243198 and 425243207.

It is not an unprimeable number, because it can be changed into a prime (425243233) 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 15 ways as a sum of consecutive naturals, for example, 561370 + ... + 562126.

It is an arithmetic number, because the mean of its divisors is an integer number (17955504).

Almost surely, 2^425243236 is an apocalyptic number.

It is an amenable number.

425243236 is an abundant number, since it is smaller than the sum of its proper divisors (436620956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

425243236 is a wasteful number, since it uses less digits than its factorization.

425243236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1540 (or 1538 counting only the distinct ones).

The product of its digits is 34560, while the sum is 31.

The square root of 425243236 is about 20621.4266237814. The cubic root of 425243236 is about 751.9907031633.

The spelling of 425243236 in words is "four hundred twenty-five million, two hundred forty-three thousand, two hundred thirty-six".