425748188 has 12 divisors (see below), whose sum is σ = 770751240. Its totient is φ = 205533552.

The previous prime is 425748149. The next prime is 425748199. The reversal of 425748188 is 881847524.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1835006 + ... + 1835237.

It is an arithmetic number, because the mean of its divisors is an integer number (64229270).

Almost surely, 2^425748188 is an apocalyptic number.

It is an amenable number.

425748188 is a deficient number, since it is larger than the sum of its proper divisors (345003052).

425748188 is a wasteful number, since it uses less digits than its factorization.

425748188 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3670276 (or 3670274 counting only the distinct ones).

The product of its digits is 573440, while the sum is 47.

The square root of 425748188 is about 20633.6663731873. Note that the first 3 decimals coincide. The cubic root of 425748188 is about 752.2882340650.

The spelling of 425748188 in words is "four hundred twenty-five million, seven hundred forty-eight thousand, one hundred eighty-eight".