8425340400 has 60 divisors (see below), whose sum is σ = 26989177592. Its totient is φ = 2246757120.

The previous prime is 8425340389. The next prime is 8425340419. The reversal of 8425340400 is 40435248.

It is a tau number, because it is divible by the number of its divisors (60).

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3509359 + ... + 3511758.

Almost surely, 2^8425340400 is an apocalyptic number.

8425340400 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8425340400 is an abundant number, since it is smaller than the sum of its proper divisors (18563837192).

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

8425340400 is a wasteful number, since it uses less digits than its factorization.

8425340400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7021138 (or 7021127 counting only the distinct ones).

The product of its (nonzero) digits is 15360, while the sum is 30.

The square root of 8425340400 is about 91789.6530116549. The cubic root of 8425340400 is about 2034.8347798338.

Adding to 8425340400 its reverse (40435248), we get a palindrome (8465775648).

The spelling of 8425340400 in words is "eight billion, four hundred twenty-five million, three hundred forty thousand, four hundred".